Mercenary

Part of speech: noun (n.)

One who is hired; a hireling; especially, a soldier hired into foreign service. Milman.

Part of speech: adjective (a.)

1. Acting for reward; serving for pay; paid; hired; hireling; venal; as, mercenary soldiers.

2. Hence: Moved by considerations of pay or profit; greedy of gain; sordid; selfish. Shak. For God forbid I should my papers blot With mercenary lines, with servile pen. Daniel.

Synonyms: See Venal.