I. ˈla-vish adjective
Etymology: Middle English laves, lavage, probably from Middle French lavasse, lavache downpour of rain, from laver to wash — more at lavage
Date: 15th century
1. : expending or bestowing profusely : prodigal
2.
a. : expended or produced in abundance
b. : marked by profusion or excess
Synonyms: see profuse
• lav·ish·ly adverb
• lav·ish·ness noun
II. transitive verb
Date: 1542
: to expend or bestow with profusion : squander