LAVISH Meaning of LAVISH in English I . a. Profuse, prodigal, thriftless, unthrifty, wasteful, extravagant, too free, over-liberal. II . v. a. 1.Waste, squander, dissipate, spend ~ly.2.Bestow prodigally, pour out. Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012