moon around moo·na·round uncommon verb 1. be idle in a listless or dreamy way Synonymsmoonmoon aroundmoon on 2. be apathetic, gloomy, or dazed Synonymsmopemoon aroundmoon about Related words Word family mope Broader terms beidle WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.