Noting something which knocks (other things) about; rough; buffeting; boisterous: as, a knockabout game of foot-ball.Accustomed to knock about or to be knocked about: as, a knockabout globe-trotter; suitable to be knocked about in: as, a knockabout coat.Noisy; full of horse-play: as, a knockabout entertainment; knockabout business.In Australia, applied to a jack of all trades on a station.n. A traveler; one who has knocked about.n. A performer in a knockabout playorsketch;the sketch itself.n. In Australia, a hand on a station who does a little of everything.n. A small sailing-yacht of light construction and simple sail rig, the latter consisting of a mainsail and a jib bent on a stay that is set up on the stem of the boat. These boats, as a rule, are flat-bottomed, with a fin-keel, and can be handled very quickly, going from one tack to another without apparently losing speed. Some knockabouts are provided with a center-board instead of a fin, for use in shallow waters.n. A small launch.