un ‧ so ‧ cial /ˌʌnˈsəʊʃ ə l◂ $ -ˈsoʊ-/ BrE AmE ( also unsociable ) adjective
[ Word Family: noun : ↑ society , ↑ sociologist , ↑ sociology , ↑ sociability , ↑ social , ↑ socialism , ↑ socialist , ↑ socialite , ↑ socialization , ↑ sociopath ; adjective : ↑ sociable ≠ ↑ unsociable , ↑ social ≠ ANTI-SOCIAL , ↑ unsocial , ↑ socialist , ↑ socialistic , ↑ societal , ↑ sociological , ↑ sociopathic ; adverb : ↑ socially , ↑ sociably , ↑ sociologically ; verb : ↑ socialize ]
work unsocial hours to work during the night or early in the morning when most people do not have to work