(first) dibs (on something)
slang The rights to something, or the rights to have first choice of something. "Dibs" are usually claimed verbally. The word is a shortening of "dibstones," counters used in an 18th-century children's game. I call dibs on the front seat! Hey, I had dibs on being first in line! A: "Can I have this pudding cup?" B: "No, Sarah's got first dibs."
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.