noun
1 knock; blow
2 strike of a clock or bell
verb
1 to knock; to strike
2 to tap on the table as a sign that you cannot play at your turn in a game
3 to tap at a door or a window
4 to mash vegetables
5 to chop
6 to choose; to pick sides
7 to strike a bargain with
8 to chap hands / to chap hans to shake hands