be on the case
informalto be doing what needs to be done in a particular situation:
"We need to book a flight before it's too late." "Don't worry, I'm on the case."
Thesaurus: synonyms and related words
Taking part and getting involved
- along
- attendee
- be (a) party to sth idiom
- be heavily into sth idiom
- be mixed up with/in sth idiom
- catch
- concern
- count
- deep
- go in on sth
- hat
- immersive
- in on sth idiom
- in too deep idiom
- neck
- punch above your weight idiom
- ring-in
- step
- step in
- submerge yourself in sth
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