burn offsomething
phrasal verbwithburnverbus/bɜrn/past tense and past participleburnedus/bɜrnd,bɜrnt/burntus/bɜrnt/
toremovesomething by burning it:
Untilrecentlythesecountrieswere burning offgasthey could not use orsell.
If you burn offpoundsor something that you haveeaten, you doexercise:
Weeattoo much and don't burn it off with enoughexercise.