—n.
1 a holiday spent together by a newly married couple.
2 an initial period of enthusiasm or goodwill.
—v.intr. (usu. foll. by in, at) spend a honeymoon.
Derivatives:
honeymooner n.
Etymology: HONEY + MOON, orig. with ref. to waning affection, not to a period of a month
Useful english dictionary. 2012.