Another way of describing when your penis becomes erect and pushes upward against the crotch of your pants, also known as pitching a tent, standing at attention, morning wood and rising son
by Metallicajunkie October 23, 2018

The unfortunate and unintended phenomenon whereby an attempted fart and dart is performed too rapidly, resulting in the perpetrator being followed by his or her own brown cloud around a public place, leaving little or no doubt as to the initial deliverer of said methane.
Jesus Mother of Christ, that trouser trailer could only have come from the bloke over the other side of the shop! If he'd timed it a split second later he'd have pulled off a classic fart and dart!
by Network Synergies Mgmt September 27, 2011

The burrow of the elusive, endangered trouser snake, it's usually described as a wet moist damp dark cave that at times is bare or has grass on the field surrounding the den, trouser snakes often hibernate inside them and on occasion get stuck because of the moisture often sliding in and out trying to come out of the trouser pocket
by Bbbbb88 December 25, 2016

From spongebob. Mr. Krabs uses this phrase a few times throughout the episodes in the show. Basically means “what the heck”. Also can be used in place of “wow”.
*hears loud noise*
Neptune’s trousers!!! What was that?!
Neptune’s trousers!!! That cat got really high up in that tree!!!
What the Neptune’s trousers is going on here??
Neptune’s trousers!!! What was that?!
Neptune’s trousers!!! That cat got really high up in that tree!!!
What the Neptune’s trousers is going on here??
by Pipperoo October 15, 2017

surprisingly charismatic butch-type lesbian who likes to make sexual advances on young doe-eyed mostly hetero girls
by AuntF November 4, 2010

by The Fairy Sesh Mother April 7, 2023

These are trousers that hide erections, or 'executives' if you're at work.
They are either baggy or have sufficient pleating to disguise a stonking erection.
They are either baggy or have sufficient pleating to disguise a stonking erection.
by Hans Gruben March 15, 2010
