Meaning of get one's arse in gear | Babel Free
Definitions
To start performing a task effectively or start behaving better in general; to shape up.
Australia, Ireland, New-Zealand, UK, slang
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.