Definition

1. Verb (transitive):
   • To fill the fuel tank of a vehicle (such as a car, truck, or motorcycle) with gasoline or petrol.
   • The action of refueling a vehicle at a gas station.

Usage

• The verb "gas up" is used with a direct object (the vehicle being refueled). It is a separable phrasal verb, meaning the object can come between "gas" and "up" (e.g., ) or after the entire phrase (e.g., ). It is most common in American English.

Examples

• Verb:
  • We need to gas up the car before we start our road trip.
  • I stopped at the service station to gas up.
  • Could you gas the truck up on your way home?

Advanced Usage

• "to gas up" (intransitive): Can be used without a stated object when the vehicle is clear from context.
  • The plane landed to gas up before continuing its journey.
• Figurative Use: Informally, it can mean to energize or prepare something for action, though this is less common.
  • The coach gave a speech to gas up the team before the final game.

Variants and Related Words

• Refuel (v): A more formal synonym that can be used for any type of fuel.
• Fill up (v): A common, general synonym for refueling a vehicle.
• Gas station / Petrol station (n): The place where one goes to gas up.
• Gas tank / Fuel tank (n): The part of the vehicle that holds the gasoline.

Synonyms

• Refuel
• Fill up
• Tank up (informal)

Related Phrasal Verbs

• Top off (or top up): To add a small amount of fuel to completely fill the tank.
  • I asked the attendant to top off the tank.

Verb

1. fill with gasoline
   • Gas up the car