Without doubt or question; definite: a decided success. (adjective)
Free from hesitation or vacillation; resolute.(adjective)
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 "decided" in a sentence
"The industry has gained some traction against Internet file-sharing services, so the label decided to take on the commonplace practice of friends 'making copies of songs for each other."
"Rather than postpone things until after the summer program, Ms. Monroe she kept her name decided to go on her honeymoon immediately."
"Fans who are protesting with demonstrations at Sony headquarters and petitions at www.freefiona.com and by sending apples to Epic executives say that the singer turned in her album, "Extraordinary Machine," in May 2003 and that the label decided not to release it because they didn't think it would sell enough to justify its costs."