matinee /ˈmætɪˌneɪ/noun 2verb 1forms 4 noun2 •A showing of a movie, sporting event, or theatrical performance in the morning or afternoon.59 sneak in some red Smuggle a bottle of wine, two glasses, and a corkscrew into a long matinee. Red wine is rich in life-extending antioxidants, and the caper will add zest even to a bad movie. — 2008 •(old-fashioned) A woman's dress to be worn in the morning or before dinner.Empire matinees in lingerie stuffs with trimmings of lace and embroidery are shown in great variety. — 1906 verb1 •To put on a matinee performance (of). formsmatineed · matineeing · matinees · matinées