adj. Capable of speech.adj. Involving speaking or talking: has a speaking part in the play. adj. Expressive or telling; eloquent.adj. True to life; lifelike: a speaking likeness. idiom. on speaking terms Friendly enough to exchange superficial remarks: We're on speaking terms with the new neighbors. idiom. on speaking terms Ready and willing to communicate; not alienated or estranged: on speaking terms again after their quarrel.