sit in for sb
— phrasal verb with sit uk/sɪt/us/sɪt/verb present participle sitting, past tense and past participle sat
to take the place of someone who would normally do a particular job or go to a particular meeting:
Mr Baker is ill today, so Miss Dixon is sitting in for him (as your teacher).
Thesaurus: synonyms and related words
Replacing and exchanging
- alternate
- alternatively
- bargain sth away
- change over
- change places idiom
- fill
- name
- part exchange
- pinch-hit
- pre-empt
- proxy
- rep
- represent
- reserve
- sit
- succeed
- succession
- supersede
- supplant
- swap
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