ALL meanings of fifth wheel
fifth wheel
F f - noun fifth wheel a horizontal ring or segment of a ring, consisting of two bands that slide on each other, placed above the front axle of a carriage and designed to support the forepart of the body while allowing it to turn freely in a horizontal plane. 1
- noun fifth wheel a similar device used as a coupling to connect a semitrailer to a tractor. 1
- noun fifth wheel a similar coupling between a heavy-duty pickup truck and a camping trailer (fifth-wheel trailer) that extends over the bed of the truck. 1
- noun fifth wheel an extra wheel for a four-wheeled vehicle. 1
- noun fifth wheel a superfluous, unneeded, or unwanted person or thing: They enjoy making any outsider feel like a fifth wheel. 1
- noun fifth wheel A type of trailer hitch, which consists of a horseshoe-shaped plate on a multi-directional pivot, with a locking pin to couple with the kingpin of a truck trailer. 0
- noun fifth wheel A very large truck trailer; an 18-wheeler. 0
- noun fifth wheel A very large trailer that is towed with a pickup truck. 0
- noun fifth wheel A horizontal wheel or segment above the fore axle of a carriage and beneath the body, forming an extended support to prevent careening. 0
- noun fifth wheel (Idiomatic) Anything superfluous or unnecessary. 0
- noun fifth wheel a spare wheel for a four-wheeled vehicle 0
- noun fifth wheel the coupling table of an articulated vehicle 0
- noun fifth wheel a steering bearing that enables the front axle of a horse-drawn vehicle to rotate relative to the body 0
- noun fifth wheel a superfluous or unnecessary person or thing 0
- noun fifth wheel a horizontal wheel-like structure placed over the front axle of a carriage or wagon to support it on turns 0
- noun fifth wheel a similar structure on the rear of the cab of a tractor-trailer, serving as a coupling for attaching the trailer 0
- noun fifth wheel an unnecessary or superfluous person or thing 0