lose sleep over [about] A
〔通例否定文で〕Ａ（事）を心配する，Ａに気をもむDon't lose (any) sleep over it.あまり心配するな
lose [run out of] steam
元気をなくす，疲れる
lose time
1 〈時計が〉遅れる（⇔gain time）2 時間をむだにするThere's no time to lose.((略式))一刻を争う
lose track of A
Ａを見失う；Ａを忘れる
toss [spill, shoot, lose] one's breakfast
((俗))ゲロを吐く
toss [spill, shoot, lose] one's dinner
((俗))吐く
lose [win] (a game) by default
不戦敗［勝］する
lose [save, maintain] (one's) face
面目を失う［保つ，維持する］
lose (all) interest
（人が）興味をなくす；（物が）興ざめさせる
lose (one's) patience with ...
…にがまんしきれなくなる
