underside

Definition

The side that is below or underneath, the bottom.

Etymology

From under- + side.

Example Sentences

• "A correspondent suggested that the superior riding qualities of the latter were due to the absence of piston-valve chests above the cylinders, which made it possible to bring the underside of the water-tanks to a lower level than that of the "Rivers", so minimising the unsteadying effect of water surging in the tanks."
• "[...] and the neat reading lamps on the underside of the luggage racks, under passenger control, are an attractive feature of the first class compartments."
• "The Eagles then hit the woodwork twice in a matter of seconds as Scott Dann headed Jason Puncheon's free-kick against the underside of the bar, before substitute Mile Jedinak also hit the crossbar with a shot on the turn."