Casual meaning : A worker who is only working for a company occasionally, not as its permanent employee. A soldier temporarily at a place of duty, usually en route to another place of duty. A member of a group of football hooligans who wear expensive designer clothing to avoid police attention; see casual (subculture). One who receives relief for a night in a parish to which he does not belong; a vagrant. A player of casual games. A person whose engagement with media is relaxed or superficial. A tramp. Happening by chance. Coming without regularity; occasional or incidental. Employed irregularly. Careless. Happening or coming to pass without design. Informal, relaxed. Designed for informal or everyday use.