Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adv. Informal In a direct manner; bluntly: told me the truth flat out.
  • adv. Informal At top speed: running flat out.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Used other than as an idiom: see flat,‎ out.
  • adj. Complete, total, downright.
  • adj. Very busy.
  • adj. Lazy, sleeping.
  • adv. At top speed.
  • adv. Bluntly, no holds barred, totally, outright.
  • v. To fail after a promising beginning; to disappoint expectations.

Etymologies

Sorry, no etymologies found.

Examples

Sorry, no example sentences found.

Wordnik is becoming a not-for-profit! Read our announcement here.

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.