At full speed.
Flat out
Example Sentences
"You should hear how they use 'Flat out' in Britain."
"It's quite common to say 'Flat out' in the UK."
Etymology & History
British expression meaning at maximum speed/effort or directly. 'Flat out working!' or 'told him flat out'. British intensity and directness.
Word Details
📍
Region
General British
📅
Era
Modern
✓
Language
Mild
💬
Formality
Informal
Categories:
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Anglotopia's Dictionary of British English 2nd Edition
British Slang from A to Zed
By Jonathan Thomas
📚 Over 2,000+ British Slang Definitions!