expression, i-adjective
have trouble falling asleep; unable to get to sleep
Describes a person who regularly or currently finds it hard to fall asleep. Often used with 人 or as a predicate.
Antonyms: 寝つきがいい
最近、寝つきが悪くて困っている。
Lately I've been having trouble falling asleep and it's bothering me.
彼は寝つきが悪い人だ。
He's someone who has difficulty falling asleep.