b'noo Share definition Flag Retarded lowland Scottish slang for 'just now' or sometimes 'today', usually pronounced BUH-NOOOO, infrequently literated in various ways. Ahm gonnae head doon to the shoppie b'noo Victor, ye wantin' anythin'? b'noo by big y1n December 12, 2010 0 0 Get merch Get the b'noo mug. Buy Now — $32.95 See more merch