when a man tucks his shirt into his trousers, then forgets to zip his fly up and the end of his shirt sticks out the gap.
damn i laughed my freaking ass off when josh returned from the toilet with a shirt nob.
A shirt thing is a lame ass t-shirt that douche bros wear to the gym. You make one by taking the following steps..
1) cut off both sleeves and your penis
2) cut from the arm pit down to the base of the t-shirt 1/2 inch from the base
3) enjoy new shirt at the gym
Dude get your crusty shirt thong out of my room
A large, baggy shirt with unusual excess armpit fabric. Wombats are great in the winter and sweaty in the summer. (But we wear them in the summer anyways) A good wombat is always belted with a thick, matching, but not to flashy belt.
If you buy an overly HUGE shirt and belt it to make it look good, then u have a wombat shirt, congrats!
When you wear a sweatshirt, cardigan, jacket or other outwear without wearing a shirt underneath.
Jonah was too lazy to get dressed properly, so he went shirt commando.
a t shirt that was worn by a fat person for so long the belly part has inflated and given the t shirt the shape of a b.
person 1: let's get six third pounder and four large fries for dinner.
person 2: dude now i get why you always wear b shirts