I. ˈbär-tər verb
Etymology: Middle English bartren, from Anglo-French * bareter to do business, exchange, alteration of Old French barater — more at barratry
Date: 15th century
intransitive verb
: to trade by exchanging one commodity for another
transitive verb
: to trade or exchange by or as if by bartering
• bar·ter·er -tər-ər noun
II. noun
Date: 15th century
1. : the act or practice of carrying on trade by bartering
2. : the thing given in exchange in bartering