One who makes excessive profits on goods in short supply.(noun)
To make excessive profits on goods in short supply.(verb-intransitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "profiteer" in a sentence
"The idea being that the profiteer is the worst citizen under the sun."
"How about the freedom to not have to worry that some greedy profiteer is going to plunder all of my retirement options?"
"Attempts to capitalize the need of the world for private gain, or in common parlance, to "profiteer," were comparatively rare and were adequately punished by revocation of license or by forced sale of hoardings."