遣らかす

verb

to drink up; to eat up / (colloquial) to do, especially, to do something bad; to make a mess; to perpetrate; to blunder; to screw up

He drank up all the beer.

意味（1）

to drink up; to eat up

意味（2）

(colloquial) to do, especially, to do something bad; to make a mess; to perpetrate; to blunder; to screw up

Aitsu wa tsugi ni nani o yarakasu ka kentō mo tsukanai.You can't predict what he's going to do next.