look up any word, like blumpkin:
 
2.
An annoying little fat person who you want to beat up.
"Shut up you damn plumpfuck."
by Charlie Murphy March 10, 2004
 
1.
To fuck a plumper. What a hogger or fat bagger does with a fat chick. To bed a lardass.
Greg did the old plumpfuck with an enormous sophomore last weekend. She had an immense ass.
by PMax March 15, 2008