Pontoon 

a fat chick

When she walks that pontoon's ass looks like two bulldogs trying to fight their way out of a bag

Pontoon by Gabe Benitez July 18, 2011

pontoon 

An expletive which can replace harsher curse words but is intended to have a greater impact.

oh PONTOON!

pontoon by yur.mom April 7, 2020

Pontoon 

A tampon

“I bought new pontoons for the office, ladies!”

Pontoon by ch00chi3 September 24, 2022

pontoon 

expensive floating boxes for losers

damn, that sucker over der looks a pontoon

pontoon by B00merang August 23, 2023

Pontoon Boat 

A motorboat, but in between the butt cheeks instead of the boobs.

Did you see Jack Pontoon Boat that stripper last night? He got his face right up in those butt cheeks.

Pontoon Boat by MooseMan5 September 17, 2010

pontoon coon 

puerto rican boat person or sailing enthusiast

The coast guard was roundin up pontoon coons all day

pontoon coon by thediggler99 October 9, 2006

pontoon eyes

A person with cod eyes. One eye sticking, one eye twisting.

That David Blunkett (MP) hasn't half got pontoon eyes.

pontoon eyes by Bobby Wetfeather July 31, 2004