眉来眼去[méi lái yǎn qù]
exchange love glances with sb.; exchange glances of silent understanding; flirting glances between sexes; flirt with each other; make eyes at each other; exchange amorous glances; cast sheep's eyes at sb.; leer at sb.; wink at each other:
例:二人眉来眼去, 以目传情。
They exchanged amorous glances and clearly made known their passions.