blind valley

blind valley

[′blīnd ′val·ē]
(geology)
A valley that has been made by a spring from an underground channel which emerged to form a surface stream, and that is enclosed at the head of the stream by steep walls.
References in periodicals archive ?
Imran Khan was a fine national leader, but Sheikh Rasheed and Chaudhary brothers have pushed him in a blind valley," said Sanaullah while addressing the ceremony at Lahore College of Tourism and Hotel Management.