Definition of truck
1
:a wheeled vehicle for moving heavy articles: such as
a
:a strong horse-drawn or automotive vehicle (such as a pickup) for hauling
b
:an automotive vehicle with a short chassis equipped with a swivel for attaching a trailer and used especially for the highway hauling of freight;
also
:a truck with attached trailer
c
:a small barrow consisting of a rectangular frame having at one end a pair of handles and at the other end a pair of small heavy wheels and a projecting edge to slide under a load — called also
hand truck
d
:a small heavy rectangular frame supported on four wheels for moving heavy objects
e
:a small flat-topped car pushed or pulled by hand
f
:a shelved stand mounted on casters
2 a
British
:an open railroad freight car
b
:a swiveling carriage consisting of a frame with one or more pairs of wheels and springs to carry and guide one end (as of a railroad car) in turning sharp curves
3
:a small wheel;
specifically
:a small strong wheel for a gun carriage
4
:a small wooden cap at the top of a flagstaff or masthead usually having holes for reeving flag or signal halyards
