to make trial or experiment of; to try; to endeavor to do or perform (some action); to assay; as, to attempt to sing; to attempt a bold flight.-to try to move, by entreaty, by afflictions, or by temptations; to tempt.-to try to win, subdue, or overcome; as, one who attempts the virtue of a woman.-to attack; to make an effort or attack upon; to try to take by force; as, to attempt the enemy's camp.-to make an attempt; -- with upon.-a essay, trial, or endeavor; an undertaking; an attack, or an effort to gain a point; esp. an unsuccessful, as contrasted with a successful, effort.