The Open Dictionary

brassed off

adjective

UK/ˌbrɑːst ˈɒf/
US/ˌbræst ˈɑːf/

Definitions of brassed off adjective

  1. After verb

    Feeling annoyed and bored; disgruntled.

    • After being stuck at home for days, I started to feel a bit brassed off.

    • The entire team was feeling a bit brassed off due to the slow progress.

    • He was brassed off with doing the same task repeatedly.