Definition of "perky" [perk•y]

• Having a buoyant or self-confident air; briskly cheerful. (adjective)
• Jaunty; sprightly. (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.

• "A lot of them weren’t: older and heavier, they had substantial thighs; big, squishy rear ends; generous breasts to which the word perky would never be applied."
• "Through two bouts with the disease, a double mastectomy, and a TRAM flap reconstruction, she has blogged about everything from breast nicknames (she dubbed her perky reconstructed duo "Barbie breasts" because they have no nipples) to tricks for keeping cancer anxiety from rubbing off on your kids."
• "First Impression: Jaime is described as perky and brave, but that doesn’t mean she’s wild."