Also found in: Thesaurus, Idioms, Encyclopedia.


1. A gambling game in which the players bet on which slot of a rotating disk a small ball will come to rest in.
a. A small toothed disk of tempered steel attached to a handle and used to make rows of dots, slits, or perforations, as in engraving or on a sheet of postage stamps.
b. Any of the short consecutive incisions made between individual stamps in a sheet for easy separation.
tr.v. rou·lett·ed, rou·lett·ing, rou·lettes
To mark or divide with a roulette.

[French, from Old French ruelete, feminine diminutive of ruele, diminutive of roue, wheel, from Latin rota; see ret- in Indo-European roots.]
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.


(Tools) cut or engraved with a roulette
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014