ALL meanings of undershirt
un·der·shirt
U u - noun undershirt a collarless, usually pullover undergarment for the torso, usually of cotton and either sleeveless and low-cut or with sleeves, worn chiefly by men and children. 1
- noun undershirt vest 1
- countable noun undershirt An undershirt is a piece of clothing that you wear on the top half of your body next to your skin in order to keep warm. 0
- noun undershirt an undergarment worn under a blouse or shirt 0
- noun undershirt a collarless undergarment, with or without sleeves, worn under an outer shirt 0
- noun undershirt an upper undergarment with no collar, and with short or no sleeves, worn next to the skin under a shirt; a singlet or (British) a vest. 0