hasty and without attention to detail; not thorough; "a casual (or cursory) inspection failed to reveal the house's structural flaws"; "a passing glance"; "perfunctory courtesy"
marked by blithe unconcern; "an ability to interest casual students"; "showed a casual disregard for cold weather"; "an utterly insouciant financial policy"; "an elegantly insouciant manner"; "drove his car with nonchalant abandon"; "was polite in a teasing nonchalant manner"
not showing effort or strain; "a difficult feat performed with casual mastery"; "careless grace"
suited for everyday use; "casual clothes"; "everyday clothes"
without or seeming to be without plan or method; offhand; "a casual remark"; "information collected by casual methods and in their spare time"
occuring from time to time; "casual employment"; "a casual correspondence with a former teacher"; "an occasional worker"
a club-shaped hand tool for grinding and mixing substances in a mortar
a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone
grind, mash or pulverize in a mortar; "pestle the garlic"