i'd catch a grenade for you Share definition Flag a very gay way of saying i love you. from bruno mars' song, Grenad sally, i'd catch a grenade for you i'd catch a grenade for you by FUKKEN BULLSHETs April 8, 2011 0 0 Get merch Get the i'd catch a grenade for you mug. Buy Now — $32.95 See more merch