Ussss Posted in U Best definition Ussss A sound made to display a positive outlook on proceedings. Heppell: yeah, went to the bookies today and put Â£50 on knot in wood at redcar, usssssssssss. Kendy: just found Â£20 ussssss! How satisfied are you with the definition? Looking for Ussss meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 12 times.