The act of bumping fists.
"Your spicy chipotle sauce is the bomb. Give me a FUMP!"
"Hey bro, give me a fump..."
"Fump IT"
"Fump yeah!"
"Can't fump this"
"Hey bro, give me a fump..."
"Fump IT"
"Fump yeah!"
"Can't fump this"
by Oakland speaks February 16, 2013