be (not) (one's) department



be (not) (one's) department

To be one's area of expertise or responsibility. I can't approve expense reports—that's not my department. Car repair is my dad's department, so he should be able to help you out.
See also: department

Common Names:

NameGenderPronouncedUsage
LillieLIL-eeEnglish
Susie['su:zi]
Diot-Medieval English
Marge[ma:dʒ]
Tsukikotsoo-kee-koJapanese
Shaquille-English (Modern)