casual

/ˈka-zhə-wəl/

Middle English, from Anglo-French & Late Latin; Anglo-French casuel, from Late Latin casualis, from Latin casus fall, chance

adjective

  1. subject to, resulting from, or occurring by chance

  2. occurring without regularity : occasional

  3. employed for irregular periods

a casual meeting

accidental fortuitous casual contingent mean not amenable to planning or prediction. accidental stresses chance. fortuitous so strongly suggests chance that it often connotes entire absence of cause.

noun

  1. a casual or migratory worker

  2. an officer or enlisted person awaiting assignment or transportation to a unit

noun

  1. a temporary accumulation of water not forming a regular hazard of a golf course