The fourth wheel's job is to make sure the third wheel doesn't step his boundaries as a third wheel.
Girl: Hey, I've noticed that John has trying to cheat with me lately. Should we invite Henry to fourth wheel for us?
Boy: Yeah, I think John stepped his boundaries. Ill call Henry now.
Boy: Yeah, I think John stepped his boundaries. Ill call Henry now.
by Celestivic April 9, 2017
Get the Fourth Wheelmug. by The Return of Light Joker October 19, 2009
Get the 3rd wheelmug. by Noctrl May 26, 2006
Get the Training Wheelsmug. by Maxima September 7, 2005
Get the ferris wheelmug. To form a circle and sing Wagon Wheel by Old Crow Medicine Show while passing a bottle of booze around until its contents are consumed.
by Portlandiaisreal September 1, 2013
Get the wagon wheelmug. by Red Swingline Stapler May 10, 2007
Get the hot wheelmug. by Coloradoislegal October 16, 2010
Get the Burning a wheelmug.