Apparently, wiki does not know.
So, to clarify, does anyone know the ORIGIN of 'dibs'?
Here, dummy! Pick a location.
Word Origin & History
dibs
children's word to express a claim on something, 1932, originally U.S., apparently a contraction of dibstone "a knucklebone or jack in a children's game" (1690s), of unknown origin.
In Boston, Chicago and Pittsburgh, "dibs" also refers to the practice of holding a shoveled-out parking space after a heavy snowfall by putting chairs, laundry baskets, or other items in the street to mark the claimed space.[1][2]
In Austria, the word "geschützt" is used, meaning "protected" (from others) or "kept" (for me). Especially in western Austria,the word "Meins" ("It's all mine!") is also used.
In Argentina and Uruguay, the phrase "canté pri" ("pri" being short for "primero"), first one to ask for it, is used with this meaning by children.
In Brazil, the words "primeiro", "primeirinho" ("the first one" or "the little first one" in Portuguese) "meu", and "minha" ("mine" in Portuguese) are used in the same way.
In Colombia, the equivalent for dibs would be "me lo pido", which means "I ask for it".
In Denmark, the equivalent for dibs is "Helle",[3] which means "refuge". "Shotgun"[citation needed] and "Dibs"[citation needed] are also used.
In European Francophony, the word "prems" or "preums" (shortcut of "premier" which means "first") is commonly used for that. One might say "deuz" (shortcut of "deuxième" which means "second") to claim second on something, if someone has already claimed "preum". On the contrary, some people used to say "der" (short for "dernier", meaning "last". "Der" Comes from "dix de der", the last round of the "Belote" card game, which gave ten additional points to the winner of this last round.).
In Germany, the equivalent for dibs is "Erster" (meaning "first one") or "meins" (meaning "it's mine").
In Greece, the word "πρω" (pro), the first syllable of the word "πρώτος" (first), is used.
In Guatemala, the equivalent for dibs is "Primas" or "Voy Primas", which means "I go first" in colloquial language.
In Hungary, equivalents for dibs are "stipistop", "stip-stop" and "stipistopi". They come from the English word "stop".
In Iceland, the equivalent for dibs is "Pant", short for "Ég panta", or "I order" in English. However, the word "Dibs" is used frequently in common speech, especially amongst young men.[citation needed]
In Indonesia, Singapore and Malaysia, the equivalent for dibs is "choup", "chop" or simply "chup" in the countries' respective informal Melayu language. The word corresponds to the act of stamping or branding something. In calling "chup", one stakes claim by attempting to be the first to "stamp" one's name on the object.
In Tamil Nadu, India, the equivalent for dibs is "Amukkam" (meaning "thats frozen").
In Iran, the equivalent for dibs is "Aval" (meaning "first").
In Ireland , bagsie is normally used.
In Israel, both dibs and shotgun are used as in American English. The Hebrew words "ראשון" (first) and "שלי" (mine) and the phrase "אני מזמין" (I order) are also used to call dibs, mostly by children.
In Italy, the equivalent for dibs is "mio" or "primo", meaning "mine" and "first", respectively. On the contrary, "ultimo" (meaning "last", mainly used in children games as last to try or to choose).
In Kosovo, the equivalent for dibs is "mos e prek - UCK" (meaning don't touch it - KLA), used after the war, meaning I have first claimed it and I am the toughest.
In Albania, "e zura" (meaning "I occupied it").
In South Korea, the equivalent for dibs is "찜" (zzim), meaning "I got that".
In Mexico, the word "pido" (I ask) or "primis" (first) is commonly used by children to the same effect.
In Netherlands the equivalent for dibs is "buut" (nowadays most commonly used during hide-and-seek to call someone who has been found 'out' at the base). Dibs is gaining ground in universities in the Netherlands due to the large number of students watching series.
In Flanders, (Belgium) there is no direct translation, but "pot!" is sometimes used in the same way. "Dibs" is gaining popularity, especially among young people.
In Nepal, the equivalent for dibs is "Mero" or "Mine" in English; short for "Tyo mero ho" or "This is mine" in English. This is commonly used among young people.
In Norway the equivalent for dibs is "fus"[4] (a dialect not used in the West), which means "first". Sometimes the word "fritt", meaning "free", is also used in a situation where you want to claim something. "Dibs" is also used.
In Peru the equivalent for dibs is "¡primi! (a diminutive for "primero") first one to ask for it, is used with this meaning by children.
In Poland, the equivalent for dibs is "rezerwuję", "zaklepuję"/"zaklepane" (colloquial) or "zamawiam" (rather childish use) which means "I reserve".
In Portugal, children say "primas", older people say "dibs". Some other words may be used depending in the region.
In Quebec, the equivalent for dibs would be "Shotgun". Shotgun, often shortened to "shot", is also used in other parts of Canada for calling front passenger seat in a car, only while being in site of the vehicle.
In Russian speaking countries, the equivalent is "Чур моё", which means "mind you it's mine", or more recently "Забито" (loosely translated as "claimed").
In Spain, the equivalent for dibs is "pr#mer" or "primero" (meaning "first") or "Me pido X/Me lo pido" (meaning "I ask for something/I ask for it").
In Sweden, the equivalent for dibs is "Pax", which means "peace" in Latin, although "etta vara" and "etta få", which basically means "I call first to be..." and "I call first to have..." (literally "number one to be/have"), are also commonly used. Conversely, one may dib oneself out of a chore not yet assigned by saying "etta inte jag" ("I call first not to be me"). This continues with "tvåa inte jag" ("I call second not to be me") until there is only one person remaining, to whom the chore is then assigned. "Shotgun" and "Dibs" are also used.
In the United Kingdom, Ireland, New Zealand, and Australia, "bags", "tax", "shotgun" or "bagsie" – or variants including "begsie" and "bugsy" – is used for the same effect. Bagsie is most commonly used by children. The Australian use of "shotgun" (or "shotty" for short) as well as calling "jenga" has started to popularize in recent years. "Dibs" is also used, but to a lesser extent due to American influence. "Bagsie" ,or "bags", started out as "Bags I", according to the Oxford English Dictionary, which started giving school-related examples since 1866. Similarly, bag or bags can be used informally as a verb, meaning claim in a phrase like "I'll bag the best seats". This is related to the expression "to bag", meaning "to put something in a bag".
In Venezuela, the equivalent for dibs is "m#o" or "Lo Tengo", which means "mine" or "Gotcha" respectively, but if you want someone to share what you have with you, you have to use the colloquial expression "MITIMITI" which would mean something like "Share with me". The latter comes from a shorthand of "mitad y mitad" which means half and half, implying that something be equally shared.