まくる
(Makuru)
do X a lot / do X extensively / keep doing.
Connection rules
- +V ます-stem + まくる (conjugates as godan u-verb).
- +Emphatic extension — 'do a lot of X'.
- +Casual / slang register — do not use in formal speech.
Examples
1.
試験前に勉強しまくった。

Shiken mae ni benkyou shi maku ta.
I studied a ton before the exam.
「do X a lot / do X extensively / keep doing」
2.
休みの日は寝まくる。

Yasumi no hi wa ne makuru.
On my days off, I sleep a lot.
「do X a lot / do X extensively / keep doing」
Practice
Since it was an all-you-can-eat, I ate a huge amount of my favorite sushi.
食べ放題だったので、大好物の寿司を___。
Romaji also accepted