expression, noun
base of the tongue; root of the tongue
Primarily used in the set phrase 舌の根の乾かぬうち (before the root of the tongue dries; i.e., no sooner than one has said something). Rarely used outside this idiom.
See also: 舌の根の乾かぬうち
「舌の根の乾かぬうちに」という言い回しは、言ったそばから矛盾することを指す。
The phrase 舌の根の乾かぬうちに refers to contradicting oneself right after saying something.