1
- a sharp slap or blow, typically one given with the palm of the hand（尤指用手掌的）击打、扇, 掴：
she gave Mark a smack across the face.
她掴了马克一记耳光。
1.1
- a loud, sharp sound made by such a blow or a similar action掌掴（声）, 啪的一声：
she closed the ledger with a smack.
她啪的一声合上了账本。
1.2
- a loud kiss出声的吻：
I was saluted with two hearty smacks on my cheeks.
我受到的欢迎就是我脸上得到了两个亲切的响吻。
with obj.
1- strike (someone or something), typically with the palm of the hand and as a punishment:打（多指用掌, 作为惩罚）：
Jessica smacked his face, quite hard.
杰西卡掴了他一记耳光, 打得挺重。
1.1
- with obj. and adverbial of place smash, drive, or put forcefully into or on to something强力打进（或推进、放入）：
he smacked a fist into the palm of a black-gloved hand.
他一拳猛打进戴了黑手套的手掌。
1.2
- part (one's lips) noisily in eager anticipation or enjoyment of food, drink, or other pleasures咂嘴（表示期盼或享受某种食物、饮料或其他乐趣）。
1.3
- archaic crack (a whip)〈古〉甩（鞭子）。
(亦作smack bang) informal <非正式>
1
- in a sudden and violent way猛然地：
I ran smack into the back of a parked truck.
我猛地撞到了一辆停靠的卡车的车尾。
2
- exactly; precisely正好地, 不偏不倚地：
our mother's house was smack in the middle of the city.
我们母亲的房子就在市中心。
短语
a smack in the face（或eye）
- informal a strong rebuff〈非正式〉强硬的回绝。
词源
mid 16th cent. （in the sense 'part （one's lips） noisily'）： from Middle Dutch smacken, of imitative origin; compare with German schmatzen 'eat or kiss noisily'.
no obj.(smack of)
1- have a flavour of; taste of带…味道：
the tea smacked strongly of tannin.
这茶有浓烈的丹宁酸味道。
1.1
- suggest the presence or effects of (something wrong or unpleasant)有（不对头或令人不快的事情或影响的）迹象：
the whole thing smacks of a cover-up.
整个事件有掩饰的迹象。
noun
1a smack of
- a smack of a flavour or taste of滋味, 味道：
anything with even a modest smack of hops dries the palate.
任何带一点啤酒花味道的食品都会让人感到口干。
1.1
- a trace or suggestion of迹象：
I hear the smack of collusion between them.
他们的谈话使我感觉到他们似乎在串通合谋。
词源
Old English smæc 'flavour, smell', of Germanic origin; related to Dutch smaak and German Geschmack.
- a single-masted sailing boat used for coasting or fishing单桅小帆船。
词源
early 17th cent.: from Dutch smak, of unknown ultimate origin.