Meaning ofdoughnutin English

Noun

1. a sweet fried ring-shaped pastry; often filled
2. a toroidal or filled pastry shape; fried dough treat
3. a foolish person (informal)
   My friend can be a doughnut sometimes, always forgetting his keys.
4. a circular skid mark; 360-degree tyre mark
   The driver made a doughnut on the wet road with his car.
5. a temporary spare car tyre
   The car came with a doughnut tyre for emergency use.