flat tire

noun

a pneumatic tire that has lost all or most of its air through leakage, puncture, or the like.

Older Slang. a dull or socially inept person.

Origin

1920-25

Examples from the web for flat tire

We will also teach some basic mechanics such as fixing a flat tire.
Tire fires, which can be caused by running on a flat tire, are a danger on vehicles equipped with dual tires.
Employees were servicing a flat tire mounted on a multi-piece wheel on a forklift truck.
Worker was repairing a flat tire on a welding cart on a roof.
Travel self-contained as there are no facilities or services provided, ie, be prepared to repair a flat tire or make repairs.
Check the automobile tires prior to traveling to try and avoid a flat tire situation.
One truck was taken out of service for having a flat tire.
Also pays labor charges, such as changing a flat tire, at the place where your car broke down.
Worker was changing a flat tire on a business trailer.
The firm received a call that a vehicle had pulled off on the shoulder with a flat tire.

Slang definitions & phrases for flat tire

noun phrase

A tedious person; an insipid companion (1920s+)