dibs (interj.)youdaoicibaDictYouDict[dibs 词源字典]
children's word to express a claim on something, 1915, originally U.S., apparently from earlier senses "a portion or share" and "money" (early 19c. colloquial), probably a contraction of dibstone "a knucklebone or jack in a children's game" (1690s), in which the first element is of unknown origin.[dibs etymology, dibs origin, 英语词源]