舌した三さん寸ずん

noun

smooth talk; glib tongue; flattery designed to deceive

Refers to eloquent or flattering speech used to manipulate or trick someone. Often carries a negative connotation of insincerity. Related to the expression 舌先三寸.

See also: 舌先三寸

• 彼かれの舌した三さん寸ずんに乗のせられて、つい契けい約やくしてしまった。

  I was taken in by his smooth talk and ended up signing the contract.

• 舌した三さん寸ずんで人ひとを騙だますようなことはしてはいけない。

  You mustn't deceive people with a glib tongue.