(slapped, slapping)with obj.
1- hit (someone or something) with the palm of one's hand or a flat object掌击, 掴, 拍：
my sister slapped my face.
我姐姐搧了我一记耳光。
1.1
- no obj., with adverbial hit against or into something with the sound of such an action拍打：
water slapped against the boat.
水拍打着船。
1.2
slap someone down
informal reprimand someone forcefully〈非正式〉斥责。
1.3
- with obj. and adverbial put or apply (something) somewhere quickly, carelessly, or forcefully（快速地、随意地或用力地）涂抹（某物）：
slap on a bit of make-up.
随意涂了一点化妆品。
1.4
slap something on
informal impose a fine or other penalty on〈非正式〉处以罚金（或其他惩罚）：the government had slapped an embargo on imports.
政府对进口货物处以禁运。
1
- a blow with the palm of the hand or a flat object掌击, 掴：
he gave her a slap across her cheek.
他给了她一记耳光。
1.1
- a sound made or as if made by such an action掌击声; 拍打声：
she heard the slap of water against the harbour wall.
她听见河水拍打港口屏障的声音。
2
- mass noun informal make-up, especially when applied thickly or carelessly〈非正式〉（厚厚地或随意涂抹的）化妆品。
1
- informal suddenly and directly, especially with great force〈非正式〉突然; 猛然; 直接地, 径直地：
storming out of her room, she went slap into Luke.
她冲出房间, 直接撞上卢克。
1.1
- exactly; right恰恰; 正好：
we passed slap through the middle of an enemy armoured unit.
我们恰好从敌人装甲部队的中间穿过。
短语
slap in the face
- an unexpected rejection or affront（意外的）拒绝; 侮辱。
slap on the back
- congratulations or commendations恭贺; 赞扬：
they deserve a hearty slap on the back for their efforts.
他们的努力值得衷心赞扬。
slap someone on the back
- congratulate someone恭喜某人。
slap on the wrist
- a mild reprimand or punishment轻微斥责（或惩罚）。
词源
late Middle English (as a verb)： probably imitative. The noun dates from the mid 17th cent.
1
- S. African lacking strength, energy, or discipline; ineffectual〈南非〉精力不足的; 纪律松懈的; 效率不高的：
the book took her three years to write because she was very slap.
这本书她花了三年写完, 因为她精力非常不济。
1.1
- (of food) soft or runny（食物）松软的, 过于柔软：
the chips were crisp outside and slap inside.
薯条外脆内软。
词源
Afrikaans, literally 'dangling, flabby'.