Also found in: Medical, Encyclopedia.


One associated with, concerned with, or engaged in: balladeer.

[French -ier, from Old French, from Latin -ārius, -ary.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.




1. (forming nouns) indicating a person who is concerned with or who does something specified: auctioneer; engineer; profiteer; mutineer.
2. (forming verbs) to be concerned with something specified: electioneer.
[from Old French -ier, from Latin -arius -ary]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


energy efficiency ratio.



adv. Chiefly Literary.


a noun-forming suffix occurring orig. in loanwords from French (buccaneer; mutineer; pioneer) and productive in the formation of English nouns denoting persons who produce, handle, or are otherwise associated with the referent of the base word (auctioneer; engineer; mountaineer; pamphleteer); now frequently pejorative (profiteer; racketeer). Compare -ary, -er2, -ier2.
[< French, Middle French -ier (Old French < Latin -ārius -ary as suffix of personal nouns); in some nouns replacing earlier suffixes (see engineer, charioteer) or the French suffix -aire -aire (see musketeer, volunteer)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.