moony

/M UW1 N IY0/
noun
  1. 1

    The act of mooning, flashing the buttocks.

    โ€œShe was doing a moony.โ€

  2. 2

    A silly person.

adjective
  1. 1

    Resembling the moon.

  2. 2

    Moonlit.

  3. 3

    Absent-minded.

  4. 4

    Silly.

  5. 5

    Sickly or tipsy.

Source: https://en.wiktionary.org/wiki/moony