PLAIN-LANGUAGE DEFINITION
What does Tug Test mean?
A low-power pull against trailer brakes to confirm the tractor and trailer are securely coupled.
Uzbek explanation
Tractor va trailer xavfsiz ulanganini tekshirish uchun trailer brake ushlangan holatda past kuch bilan tortish.
How the term is used in trucking
“The driver performed a tug test before raising the landing gear.”
In the other language: Haydovchi landing gearni ko‘tarishdan oldin tug test qildi.
Why CDL drivers should know this term
You may encounter “Tug Test” during CDL training, permit preparation, a vehicle inspection, dispatch communication, or daily commercial-driving work. Understanding both the official English wording and the Uzbek explanation helps you communicate clearly and recognize the term in real situations.