slap

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A sharp blow made with the open hand or with a flat object; a smack.
2. n. The sound of such a blow.
3. n. A sharp insult: a slap to one's pride.
4. v. To strike with a flat object, such as the palm of the hand.
5. v. To cause to strike sharply and loudly: "He took a clipping from his wallet and slapped it on the bar” ( Nathanael West).
6. v. To put or place quickly or carelessly: slapped butter on a bagel.
7. v. To criticize or insult sharply.
8. v. To subject to a legal obligation, such as a fine or court order: slapped him with a speeding ticket; slapped her with a lawsuit.
9. v. To strike or beat with the force and sound of a slap: waves slapping against the raft.
10. adv. Informal Directly and with force.
11. slap down To restrain or correct by means of a sharp blow or emphatic censure: "thought [he] was getting a little uppity and needed to be slapped down” ( New York Times).
12. slap down To put a sudden end to; suppress: slap down divisive criticism.
13. idiom. slap on the wrist A nominal or token punishment.

Century Dictionary and Cyclopedia

1. To strike with the open hand or with something flat: as, to slap one on the back; to slap a child on the hand.
2. To strike with; bring upon or against something with a blow.
3. n. A blow given with the open hand, or with something flat.
4. With sudden and violent force; plump; suddenly.
5. First-rate; of the best; “slap-up.”
6. n. A narrow pass between two hills.
7. n. A breach in a wall, hedge, or fence; a gap.
8. n. A gap in the edge of a knife, etc.
9. To break into gaps; break out (an opening), as in a solid wall.
10. An obsolete variant of slop.

Wiktionary

1. n. A blow, especially one given with the open hand, or with something broad and flat.
2. n. The sound of such a blow.
3. n. slang (uncountable) Makeup, cosmetics.
4. v. To give a slap.
5. v. To cause something to strike soundly.
6. v. To place, to put carelessly.
7. adv. Exactly, precisely

GNU Webster's 1913

1. n. A blow, esp. one given with the open hand, or with something broad.
2. v. To strike with the open hand, or with something broad.
3. adv. colloq. With a sudden and violent blow; hence, quickly; instantly; directly.

WordNet 3.0

1. n. a blow from a flat object (as an open hand)
2. adv. directly.
3. v. hit with something flat, like a paddle or the open hand
4. n. the act of smacking something; a blow delivered with an open hand