muscle shirtmuscle shirt
a casual shirt similar to a T-shirt but without sleeves, ostensibly worn to show off muscular upper arms
A tight-fitting sleeveless shirt worn next to the skin.
Origin of muscle shirtFrom its being worn to reveal and accentuate a muscular physique.
(plural muscle shirts)
- (bodybuilding) a sleeveless shirt tailored to display the muscles of the body
So called because they display the muscles; these shirts were stereotypically associated with surfers and bodybuilders.