The supporting frame or substructure of something, in particular a vehicle or piece of furniture.
More example sentences
- The frames comprise a concealed underframe to which legs in matt, shot-blasted stainless steel are attached by means of hidden screw fittings.
- These cars had steel underframes and wood and steel car bodies.
- Its richly decorated interior is based on papier mache panels fixed to a wooden underframe in turn attached to the cast-iron skeleton.