Mercenary is defined as a person whose only motivation to work is money.(noun)
An example of a mercenary is a person who cares only about money and would be willing to behave unethically to get it.
The definition of mercenary is someone whose only motivation to do a job is the money they would be paid.(adjective)
An example of someone that would be described as mercenary is a professional soldier.
See mercenary in Webster's New World College Dictionary
Origin: L mercenarius < merces, pay, wages, akin to merx: see market
noun pl. mercenaries
See mercenary in American Heritage Dictionary 4
Origin: Middle English mercenarie, a mercenary
Origin: , from Old French mercenaire
Origin: , from Latin mercēnnārius
Origin: , from mercēs, wages, price.
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