Definitions

1. noun

A person who claims to walk on the moon at night, typically as a stunt or publicity gimmick.

“David Bowie’s alter ego, known as the moonman, was a legendary figure in the music world.”

2. noun

A person who claims to be in contact with extraterrestrial beings or has other paranormal abilities.

“Some people believe that the moonman was an alien in disguise, but there is no concrete evidence to support this theory.”