moon·​struck ˈmün-ˌstrək How to pronounce moonstruck (audio)
: affected by or as if by the moon: such as
: romantically sentimental
… who can forget the '50s moonstruck lyrics of Elvis or Jerry Lee Lewis, Pat Boone or the Everly Brothers, to name a few …Eileen Wood
Moonstruck partners pledging eternal love may be the current definition of marriage, but this starry-eyed picture has relatively modern origins.Tia Ghose
: lost in fantasy or reverie
Filmed in Vancouver, Cousins is set in a sun-kissed, moonstruck world, where life looks great—because it is always in soft focus.Scot Haller
: not mentally sound

Examples of moonstruck in a Sentence

a celebrity mobbed by moonstruck teenage girls police asked psychiatrists to put together a portrait of the moonstruck marksman who was responsible for the shootings

Word History

First Known Use

1653, in the meaning defined above

Time Traveler
The first known use of moonstruck was in 1653

Dictionary Entries Near moonstruck

Cite this Entry

“Moonstruck.” Dictionary, Merriam-Webster, Accessed 27 Feb. 2024.

Kids Definition


moon·​struck -ˌstrək How to pronounce moonstruck (audio)
: mentally unbalanced
: romantically sentimental
: lost in daydreams or fantasy
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