or

CHOICE

A1used to join two or more possibilities or choices

• Would you like tea or coffee?
• You can pay by cash or card.

IF NOT

A2used to say what will happen if something is not done

• Hurry up, or we'll miss the bus.
• Wear a coat or you'll get cold.

AND NOT

B1used after a negative verb to mean 'and not'

• She doesn't eat meat or fish.
• I can't swim or ride a bike.

CORRECTING

B1used to correct or explain something you have just said

• He lives in the city, or near it anyway.
• It costs ten pounds, or about twelve dollars.