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1. A hat tied under the chin
   - poke bonnet
    
2. The hinged metal cover of a vehicle's engine
   "there are powerful engines under the bonnets of new cars";
   - hood [N. Amer], cowl, cowling

1. Dress in a bonnet

Derived forms: bonneted, bonneting, bonnets

Type of: chapeau, hat, lid [informal], protection, protective cover, protective covering

Part of: aeroplane [Brit], airplane [N. Amer], auto [informal], autocar [archaic], automobile [N. Amer], car, motorcar, plane, wheel [informal], whip [US, informal]

Encyclopedia: Bonnet, Pierre