smack your lips

US /smæk yʊər lɪps/
UK /smæk yʊər lɪps/
"smack your lips" picture
1.

облизываться, чмокать губами

to make a sound by opening and closing your mouth, especially to show that you are enjoying food or thinking about food that you want to eat

:
The children were smacking their lips at the sight of the birthday cake.
Дети облизывались при виде праздничного торта.
He smacked his lips, imagining the delicious meal.
Он облизался, представляя себе вкусную еду.