やりまくり
Meanings
1
doing something repeatedly; doing something a lot
usually written using kana alone
Colloquial noun derived from やる (to do) + まくる (to do vigorously/repeatedly). Describes the act of doing something many times or intensely.
See also: やる
Yesterday I played games nonstop and didn't sleep at all.
He worked like crazy and finally collapsed from overwork.
2
having sex repeatedly; sleeping around
usually written using kana alone
Vulgar slang; specifically refers to having sexual intercourse many times or with many partners. Often written in katakana as ヤリまくり.
See also: やる
I hear that guy is having sex every night.
People who brag about sleeping around are disliked.