3 beers in a beer funnel at one time ( triple funnel )
he just did a trunnel!
by fishbowl December 13, 2006
A trunnel is a tunnel created by trees hanging over a street from both sides. TREE + TUNNEL = TRUNNEL
Look up the road there, we're about to drive through a trunnel.
by darwinsbulldog May 28, 2010