grandfather shirt

plural grandfather shirts

1. IrelandA band-collared shirt of flannel or brushed cotton.

   'I changed the sheets this morning,' she said, as she unbuttoned her grandfather shirt.

   2016, Liz Nugent, Lying In Wait, →ISBN, page 34

   2 more examples

   I like nothing better than just to wear a grandfather shirt-- they are so big and comfortable.

   2010, David Johns, Merger, →ISBN, page 46

   And here was Suggs decked out in oxblood Doctor Marten's boots, a collarless grandfather shirt, khaki combat trousers and a silver bomber jacket depicting mod iconography from The Who's 1973 album Quadrophenia on the rear.

   2014, John Reed, House of Fun: The Story of Madness, →ISBN