be (one's) pigeon



be (one's) pigeon

To be one's area of expertise or responsibility. Primarily heard in UK, Australia. I can't approve expense reports, but Betty can—that's her pigeon.
See also: pigeon

Common Names:

NameGenderPronouncedUsage
Dewi (1)-Welsh
Minmeen (Korean)Chinese, Korean
ElioE-lyoItalian
ElŽBieta-Lithuanian
WarcisŁAw-Polish (Archaic)
Melaniame-LAHN-yah (Polish)Italian, Spanish, Polish, Late Roman