casual
casual [kăzhʹ-əl] adjective
1. Occurring by chance. See synonyms at chance.
2. a. Occurring at irregular or infrequent intervals; occasional: casual employment at a factory; a casual correspondence with a former teacher. b. Unpremeditated; offhand: a casual remark.
3. a. Being without ceremony or formality; relaxed: a casual evening with friends. b. Suited for everyday wear or use; informal.
4. Not serious or thorough; superficial: a casual inspection.
5. a. Showing little interest or concern; nonchalant: a casual disregard for cold weather. b. Lenient; permissive: a casual attitude toward drugs.
6. Not close or intimate; passing: a casual acquaintance with avant-garde music.
noun
1. One that serves or appears at irregular intervals, especially a temporary worker.
2. Often casuals Casual clothing.
3. A soldier temporarily attached to a unit while awaiting permanent assignment.
[Middle English casuel, from Old French, from Latin cāsuālis, from cāsus, event. See case1.]
caʹsually adverb
caʹsualness noun