WordReference Random House Learner's Dictionary of American English © 2026
cas•u•al /ˈkæʒuəl/USA pronunciation
adj.
n. [plural]
cas•u•al•ness, n. [uncountable]
WordReference Random House Unabridged Dictionary of American English © 2026- happening by chance: a casual meeting on the corner.
- [usually: before a noun] without serious intention;
not thorough: He made a casual remark about her glasses. - seeming or pretending not to care;
apathetic: He had a casual air. - (of clothes, etc.) able to be worn on informal occasions;
not dressy:[usually: before a noun]casual slacks. - [before a noun] irregular;
occasional: She was just a casual visitor.
n. [plural]
- clothes worn or used on informal occasions:a set of smart casuals.
cas•u•al•ness, n. [uncountable]
cas•u•al
(kazh′o̅o̅ əl),USA pronunciation adj.
n.
cas′u•al•ly, adv.
cas′u•al•ness, n.
- happening by chance;
fortuitous:a casual meeting. - without definite or serious intention;
careless or offhand;
passing:a casual remark. - seeming or tending to be indifferent to what is happening;
apathetic;
unconcerned:a casual, nonchalant air. - appropriate for wear or use on informal occasions;
not dressy:casual clothes; casual wear. - irregular;
occasional:a casual visitor. - accidental:a casual mishap.
- [Obs.]uncertain.
n.
- a worker employed only irregularly.
- a soldier temporarily at a station or other place of duty, and usually en route to another station.
- Latin as above
- Middle French
- Latin cāsuālis, equivalent. to cāsu(s) case1 + -ālis -al1; replacing Middle English casuel
- Middle English 1325–75
cas′u•al•ness, n.
- 1. unexpected, fortuitous, unforeseen. See accidental. 5. random.
- 1. planned.
'casualness' also found in these entries (note: many are not synonyms or translations):