un ‧ clear /ˌʌnˈklɪə◂ $ -ˈklɪr◂/ BrE AmE adjective
[ Word Family: noun : ↑ clarity , ↑ clearance , ↑ clearing , ↑ clarification , ↑ clearness ; verb : ↑ clear , ↑ clarify ; adverb : ↑ clear , ↑ clearly ; adjective : ↑ clear ≠ ↑ unclear ]
1 . difficult to understand or be sure about, so that there is doubt or confusion:
The terms of the contract are very unclear.
2 . be unclear about something to not understand something clearly:
I’m rather unclear about what I’m supposed to be doing here.