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con 1

In opposition or disagreement; against: debated the issue pro and con.
1. An argument or opinion against something.
2. One who holds an opposing opinion or view.

[Short for contra.]

con 2

tr.v. conned, con·ning, cons Archaic
1. To study, peruse, or examine carefully.
2. To learn or commit to memory.

[Middle English connen, to know, from Old English cunnan; see gnō- in Indo-European roots.]

con′ner n.

con 3

or conn  (kŏn)Nautical
tr.v. conned, con·ning, cons or conns
To direct the steering or course of (a vessel).
1. The area or structure on a vessel from which the vessel is conned.
2. The position or authority of the officer conning a vessel.

[From cond, from Middle English conduen, from Old French conduire, from Latin condūcere, to lead together; see conduce.]

con 4

 (kŏn) Slang
tr.v. conned, con·ning, cons
To swindle (a victim) by first winning his or her confidence; dupe.
A swindle.
Of, relating to, or involving a swindle or fraud: a con artist; a con job.

[Short for confidence.]

con 5

n. Slang
A convict.
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. Conservative.
2. Constable.
3. Constitution.
4. Consul.


1. consecrated.
2. consolidated.
3. consonant.
4. constable.
5. constitution(al).
6. construction.
7. consul.
8. consulting.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in classic literature ?
Yet heavier far than your Petrarchan stuff- Owl-downy nonsense that the faintest puff Twirls into trunk-paper the while you con it." And, veritably, Sol is right enough.
di Decembre prohibitero con questo cons.o il recitar di comedie, egloge, et cose simili, perche in esse venivano fatti atti, et dette parole lascive, et inhoneste.
VP BUSINESS: Prog Mgr/Agcy SVCS: Cpns, Personal, Cards, Prems, Items CHARGE: Per M/Retainer SPEC: Cons, B-to-B, Fund, Fin Svcs, Publ, Cont Progs INF0: Broc, Smpl
BIRCHWOOD: R Barr (Lib Dem),J M Bolton (Lab),M Finnegan (Lib Dem),H D Greenwood (Cons),P Nelson (Lab),S A T Pathmarajah (Cons),C Rankin (Con),P Ross (Lab),CB White (Lib Dem).
Birmingham Selly Oak: Con 4483, Lab 4954, Lib Dem 2207.
SOUTH WARWICKSHIRE AND RUGBY ADMIRALS Peter Butlin (Con) 772 Chris Holman (Lib Dem) 76 Peter Reynolds (Green) 133 Steve Roberts (Trade Unionists & Socialists Against Cuts) 43 John Wells (Lab) 568 Con hold ALCESTER Andrew Foster (Lab) 290 Mike Gittus (Con) 1207 Suan Juned (Lib Dem) 807 Karen Varga (Green) 125 Con hold ASTON CANTLOW Trevor Honychurch (Lib Dem) 249 John Horner (Con) 1407 Bruce Knight (Green) 197 Janice Sewell (Lab) 172 Con hold BIDFORD?ON?AVON Peter Barnes (Lib Dem) 1133 Mike Brain (Con) 1113 Barry Doherty (Lab) 202 Nicole Varga (Green) 194 Con gain from Lib Dem BISHOP'S TACHBROOK Moh Ahson (Lib Dem) 76 John Barrott (Lab) 477 Les Caborn (Con) 1104 Nicola Stevenson (Green) 199 Con hold BROWNSOVER ?Two seats?.
Through Con Edison's PowerYourWay program, residents of New York City and Westchester County are able to switch to another energy supplier while still having their energy delivered by Con Edison, the energy company New Yorkers have trusted for over 180 years.
Grupo Elektra es uno de cientos de empresas latinoamericanas que usan el almacenamiento automatizado en red de EMC para administrar la informacion que generan sus iniciativas de negocios estrategicas, tales como las aplicaciones ERP (Planificacion de Recursos Empresariales), CRM (para la administracion de relaciones con el cliente) y aplicaciones propias de almacenamiento de informacion.
Aston Naim Ahmed (Lab) Zulfkar Ahmed (PJP) *Anthony Kennedy (Lab) Gulfram Khan (Con) Mohamed Miah (Ind) Miah Monu (Lib Dem)
Con artists tend to act irrationally--their criminal behavior more the result of flawed character than of adverse social conditions or greed alone.