fightsomethingoff
phrasal verbwithfightverb[I/T]us/fɑɪt/past tense and past participlefoughtus/fɔt/
tofreeyourself from anillnessor adesireto do something you should not do:
I wastryingto fight off theurgetosneakinto thekitchenfor something toeat.
Herbodycouldn’t fight theinfectionoff.