zonk out

Verb

idiomatic slang

(slang, idiomatic) To fall suddenly into a very deep sleep.

Japanese Meaning

（俗語・慣用句）急に非常に深い眠りに落ちる、ぐったりと寝入る / （口語）突然に激しく眠り込む

After the long flight, I zonk out on the couch and sleep for hours.

長いフライトの後、ソファでぐっすり眠り込んで何時間も寝てしまう。

Sense（1）

(slang, idiomatic) To fall suddenly into a very deep sleep.

After a full day of playing, you'd think that kid would finally zonk out.

zonks out

（ present singular third-person ）

zonking out

（ participle present ）

zonked out

（ participle past ）

zonked out

（ past ）