3base adjective
1 bas·er; basest [also more base; most base] formal + literary : not honest or good
▪ base motives ▪ a base criminal 2 technical, of a metal : having low quality and value
▪ Iron is a base metal.
▪ base motives ▪ a base criminal
▪ Iron is a base metal.
— base·ly adverb
▪ He acted basely.
▪ He acted basely.
— base·ness noun [noncount]
▪ the baseness of his actions
▪ the baseness of his actions
