Definition of "chipper" [chip•per]

• One that chips or cuts: a wood chipper. (noun)
• To chirp or twitter, as a bird. (verb-intransitive)
• To babble. (verb-intransitive)
• In lively spirits; cheerful. (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.

• "Though certainly not the only chipping-away tools - some would hold that Honest Abe was the chief "chipper" - the rush to certify a non-complier / qualifier as commander in chief may turn out to be the most damaging yet."
• "First Impression: Dottie is described as a chipper and talkative older woman who’s sort of round, very sweet, and not really hip."
• "But the overall mood of the show is, by far, less chipper, which is a compliment, not a complaint."