Truck stop purchase Crossword Clue

 The answer to the crossword clue "Truck stop purchase" is FUEL. 

Truck stops are places where truck drivers can refuel their vehicles, get food and other supplies, and rest. They are often located along major highways and interstates.

Truck drivers need to refuel their vehicles regularly, so fuel is one of the most common purchases that they make at truck stops. Other common purchases include food, drinks, snacks, and cigarettes. Truck stops also often have showers, laundry facilities, and truck repair shops.

Here are some other possible answers to the crossword clue "Truck stop purchase":

COFFEE

FOOD

BEVERAGES

SNACKS

CIGARETTES

The answer that is correct will depend on the specific crossword puzzle that you are solving. However, the most likely answer is "FUEL" because it is the most essential purchase that truck drivers need to make.