Definition of "brisk" []

• Marked by speed, liveliness, and vigor; energetic: had a brisk walk in the park. (adjective)
• Keen or sharp in speech or manner: a brisk greeting. (adjective)
• Stimulating and invigorating: a brisk wind. (adjective)
• Pleasantly zestful: a brisk tea. (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.

• "In an effort to end what it describes as a brisk black market in Puerto Rican birth certificates, which confer U.S. citizenship, the Puerto Rican government decided in December to invalidate all existing birth certificates."
• "The activities come in brisk sequence, following a routine the kids know by heart, so no time is lost in transition."
• "John Hagan, managing director and co-head of the defense and government services unit of BB&T Capital Markets/Windsor Group, said he expects the pace of mergers and acquisitions to remain brisk through the end of the year."