BURN STH


Meaning of BURN STH in English

up

1.

to get rid of or destroy sth by burning :

The fire burned up 1 500 acres of farmland.

2.

to use calories or energy by doing exercise :

Which burns up more calories—swimming or cycling?

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.