invalidhood|ɪnvəˈliːdhʊd, ˈɪn-| [f. invalid n. + -hood.] The condition of being an invalid. 1863Reader 16 May 477 [He] knocks him into confirmed invalidhood and paralysis with a brass candlestick.1883R. Broughton Belinda III. iv. i. 154 On the sofa, by right of her invalidhood, Belinda is lying.