Longman Dictionary of Contemporary English - whizz

~1 also whiz especially AmE v 1 always + adv/prep informal a) to move very quickly, often making a sound like something rushing through the air + by/around/pas  (Martin whizzed by us on his bicycle.) b) to do something very quickly  (Let's just whizz through it one more time.) 2 AmE spoken to urinate  (- see also gee whiz) ~2 also whiz especially AmE n 1 informal someone who is very fast, intelligent, or skilled in a particular activity  (a whiz on the computer) 2 AmE spoken an act of urinating urinate