ぐっすり ぐっすり adverb soundly, deeply (asleep) 1. soundly, deeply, fast asleep Describes sleeping very deeply and peacefully. ゆうべはぐっすり眠(ねむ)れた。 I slept soundly last night. 赤(あか)ちゃんがぐっすり寝(ね)ている。 The baby is fast asleep. 疲(つか)れてぐっすり眠(ねむ)った。 I was tired and slept deeply. 静(しず)かな部屋(へや)でぐっすり眠(ねむ)ることができた。 I was able to sleep soundly in the quiet room. 運動(うんどう)をした後(あと)は、いつもぐっすり寝(ね)られる。朝(あさ)まで一度(いちど)も目(め)が覚(さ)めない。 After exercising, I always sleep soundly. I don't wake up even once until morning. ぐっすり is an onomatopoeic adverb for deep sleep.COMMON PATTERNS:ぐっすり眠(ねむ)る (to sleep soundly)ぐっすり寝(ね)る (to sleep deeply)ぐっすり眠(ねむ)れる (to be able to sleep well)SIMILAR EXPRESSIONS:ぐっすり (soundly, deeply)すやすや (peacefully - often for babies)ぐーぐー (snoring sounds, sleeping)ころっと寝(ね)る (to fall asleep easily)NOTE: This is a mimetic word (擬態語(ぎたいご)) expressing a state rather than a sound. Related Words Related: すやすや (peacefully (asleep)) Related: うとうと (dozing off) core Added 2026.1.11 16:04 · Revised 2026.5.22 4:19 02500/02676_gussuri