A fork of Rural Dictionary
Dipping one's balls into someones belly button which is filled with fresh warm cum. After the dip the dripping balls are slapped onto the other persons forehead.
Sally: Ryan swamp nutted me last night my belly button is still stuck shut and my head hurts.
When a person (male) reframes from showering for a long period of time and starts to develop a unbearable smell around their nut sack. On rare occasions stinging around the balls may also occur
Lindsey was about to give Chris some dome until she smelled his swamp nuts.