coaster UK /ˈkəʊ̯s.tə/US /ˈkoʊ̯s.tɚ/noun 17forms 1 noun17 •A small, flat or tray-like object on which a bottle, cup, glass, mug, etc., is placed to protect a table surface from drink spills, heat, or water condensation. •(old-fashioned) A small stand or tray, sometimes with wheels, used to pass something such as a decanter or wine bottle around a tabletop. •Something that coasts or is used to coast. •(US) A sled or toboggan. •(US, informal) Ellipsis of rollercoaster. •One who succeeds while making only a minimal effort.In Prashar's opinion, there are two types of manager: "coasters, who coast along in a job, and sprinters, who have a challenge, deal with it and then move on." — 2019 •(Australia, slang) An itinerant person who shirks work but still seeks food and lodging; a loafer, a sundowner. •A merchant vessel that stays in coastal waters, especially one that travels between ports of the same country. •A person who originates from or inhabits a coastal area. •Agent noun of coast: one who coasts. •(US) A person who uses a sled or toboggan to slide down a slope covered with ice or snow; a sledder, a tobogganist. •(slang) A useless compact disc or DVD, such as one that was burned incorrectly or has become corrupted. •A sailor (especially the master or pilot of a vessel) who travels only in coastal waters.Thus, with short Plummets Heav'ns deep will we sound, / That vast Abyss where humane Wit is drown'd! / In our small Skiff we must not launce too far; / We here but Coasters, not Discov'rers are. — 1669 •(Philippines) A minibus; small bus (especially Toyota Coaster or in general resembling such regardless of brand name)coaster (kóws‧ter) png [Ing] 1: maliit na bus 2: maliit na pansapin tulad ng kortso, papel, o mababaw na tray.[…] — 2010 •(US, Canada) Ellipsis of coaster trout (“the brook trout (Salvelinus fontinalis) in Lake Superior and Maine”). •(US) A cow from the coastal part of Texas.The ranch's rangy coasters, the only saleable cattle they then held, could not compete with cattle from a growing number of Midwest farmer-feeders or with competitors stocking the northern ranges. — 2020 •(slang, old-fashioned) A prostitute, especially one of European descent, plying her trade in Chinese port towns.Don't tell me you've never heard of Shanghai Lily! Everybody in China knows her. She is a notorious coaster. — 1932 formscoasters