have dibs on

have dibs on (something)

To have the rights to something, or the rights to have first choice of something. "Dibs" are usually claimed verbally. Hey, I had dibs on being first in line!
See also: dibs, have, on
Farlex Dictionary of Idioms.

have dibs on something

to reserve something for oneself; to claim something for oneself. (Often said by children.) I have dibs on the last piece of cake. John has dibs on the last piece again. It isn't fair.
See also: dibs, have, on
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

have dibs on

Have a first claim on something, as in If you don't want it, I have dibs on the next available apartment. This term was originally schoolyard slang. [c. 1930]
See also: dibs, have, on
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • have dibs on (something)
  • (first) dibs (on something)
  • dibs
  • dibs on
  • dibs on something
  • first dibs on something
  • bags on (something)
  • bags...
  • put dibs on
  • put dibs on (something)