Quick definitions from WordNet (abandon)
▸ noun: the trait of lacking restraint or control; freedom from inhibition or worry ("She danced with abandon")
▸ noun: a feeling of extreme emotional intensity
▸ verb: give up with the intent of never claiming again ("Abandon your life to God")
▸ verb: forsake, leave behind ("We abandoned the old car in the empty parking lot")
▸ verb: stop maintaining or insisting on; of ideas, claims, etc. ("He abandoned the thought of asking for her hand in marriage")
▸ verb: leave someone who needs or counts on you; leave in the lurch
▸ verb: leave behind empty; move out of
▸ Also see abandon
▸ noun: the trait of lacking restraint or control; freedom from inhibition or worry ("She danced with abandon")
▸ noun: a feeling of extreme emotional intensity
▸ verb: give up with the intent of never claiming again ("Abandon your life to God")
▸ verb: forsake, leave behind ("We abandoned the old car in the empty parking lot")
▸ verb: stop maintaining or insisting on; of ideas, claims, etc. ("He abandoned the thought of asking for her hand in marriage")
▸ verb: leave someone who needs or counts on you; leave in the lurch
▸ verb: leave behind empty; move out of
▸ Also see abandon