| Date: | 1600-1700 |
| Language: | Low German |
| Origin: | slapp, from the sound |
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slap2 [countable]
2 an action that seems to be deliberately intended to offend or upset someone, especially someone who has tried very hard to do something
a slap in the face
4 an action of hitting someone on the back in a friendly way, especially as a way of praising them
a slap on the back
5 informal make-up

