from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An athletic shirt or a similarly cut undershirt.
Sorry, no etymologies found.
I refuse to me embarrassed, however -- I gave chase while wearing an old A-shirt, my old swim shorts, and my old sandals; what I'd had on while doing stuff in the yard and around the house.
E.P. at the truck stop wearing flip-flops, bermudas and an A-shirt, buying Little Debbie snack cakes and renting the audiobook of Tuesdays with Morrie.
He was wearing a grey A-shirt (more commonly called a 'wifebeater') today.
It was noted that the suspect was clothed in a white "A-shirt" which exposed his arms and upper back.