Halfashandy Holbrook Share definition Flag Someone who gets drunk very easily i.e. lightweight. "John got hammered before we'd even started!" "He's a Halfashandy Holbrook." Halfashandy Holbrook by CHADANGUS February 23, 2009 0 0 Get merch Get the Halfashandy Holbrook mug. Buy Now — $32.95 See more merch