Definitions
1.nounA total failure.
2.nounA baked portion of flatbread; a baked item that is not meant to rise.
3.nounA wrap, an item of food consisting of various ingredients wrapped in a tortilla or pancake.
4.nounA section of piste that is relatively flat, causing or allowing skiers to slow down.
5.nounA uncambered corner of racetrack; a racetrack whose corners are uncambered.
6.verbTo fail after a promising beginning; to disappoint expectations.
7.adjectiveComplete, total, downright.
8.adjectiveVery busy.
9.adjectiveLazy, sleeping."flat out (like a lizard in the sun) - doing absolutely nothing"
10.adverbAt top speed."After 10 minutes of running flat out, he was out of breath."
11.adverbBluntly, no holds barred, totally, outright."He was flat out furious when his car was stolen."