Dictionary.com
Thesaurus.com

minimoon

1 American  
[min-ee-moon] / ˈmɪn iˌmun /
Or mini moon

noun

Meteorology.
  1. a full moon that purportedly looks smaller than normal when it coincides with the moon’s farthest position from Earth.


minimoon 2 American  
[min-ee-moon] / ˈmɪn iˌmun /

noun

  1. a short, usually inexpensive honeymoon, often followed by a longer honeymoon later on.

    They left the courthouse after the ceremony and had a weekend minimoon at The Plaza.


Etymology

Origin of minimoon1

First recorded in 1995–2000; mini- ( def. ) + moon ( def. )

Origin of minimoon2

First recorded in 2010–15; mini- ( def. ) + (honey)moon ( def. )