verb: to slap someone with a penis especially given when a person is acting stupid; very harsh action, if you have recieved a dong slap, you are a to be considered the lowest form of organisms
Joel got dong slapped by Landon for being such a fag
Dude, you should dong slap that fool driving his lifted 2WD Ford Ranger.
The act of being hit with a coin of the vietnamese national currency.
Nguyen slapped me with his dong.