Clicking one's tongue: making a short clicking sound with the tongue, often to show annoyance or disappointment.
上司の決定に対して、彼は思わず舌打ちした。
He couldn't help clicking his tongue at his boss's decision.
約束を破られて舌打ちをするのは失礼だ。
Clicking your tongue because someone broke a promise is rude.
選手がミスをすると観客の中から舌打ちが聞こえた。
When the player made a mistake, tongues-clicking could be heard from the crowd.
Smacking one's lips with the tongue in enjoyment of food; a sound showing relish.
母の料理が好きで、子供は舌打ちをしながら食べていた。
The child ate while smacking his lips, enjoying his mother's cooking.
彼はステーキを一口食べて舌打ちしたほど美味しかった。
The steak was so tasty he even smacked his lips after a bite.