un ‧ at ‧ tached AC /ˌʌnəˈtætʃt◂/ BrE AmE adjective
[ Word Family: noun : ↑ attachment , ↑ detachment ; adjective : attached ≠ ↑ unattached ≠ ↑ detached , ↑ detachable ; verb : ↑ attach ≠ ↑ detach ]
1 . not married or involved in a romantic relationship SYN single :
According to Jo, Mark was still unattached.
2 . not connected or fastened to anything