- a pullover sport shirt, worn outside the waistband of a skirt or pair of slacks.
Origin of overshirt
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for overshirt
In ten minutes more Jurgis had pulled off his coat and overshirt, and set his teeth together and gone to work.The Jungle
His coat and hat are on the floor, and he lies snoring at my side, with overshirt and trousers on.Prison Memoirs of an Anarchist
A parka is a sort of overshirt, wind proof and waterproof and hooded, to be worn over the overcoat and cap of the uniform.America's Munitions 1917-1918
I had tied two handkerchiefs together, and rolling my share in one of them, belted the amount between my overshirt and undershirt.The Outlet