noun fig.: sympathetic recognition; response; answer.
2. echo ·vt to send back (a sound); to repeat in sound; to reverberate.
3. echo ·noun a wood or mountain nymph, regarded as repeating, and causing the reverberation of them.
4. echo ·vt to repeat with assent; to respond; to adopt.
5. echo ·vi to give an echo; to resound; to be sounded back; as, the hall echoed with acclamations.
6. echo ·add. ·noun a signal showing the number held of a plain suit when a high card in that suit is led by one's partner.
7. echo ·noun a nymph, the daughter of air and earth, who, for love of narcissus, pined away until nothing was left of her but her voice.
8. echo ·noun a sound reflected from an opposing surface and repeated to the ear of a listener; repercussion of sound; repetition of a sound.
9. echo ·add. ·noun a signal, played in the same manner as a trump signal, made by a player who holds four or more trumps (or as played by some exactly three trumps) and whose partner has led trumps or signaled for trumps.