a rounded protuberance, esp. a fleshy protuberance on the back, as that due to abnormal curvature of the spine in humans, or that normally present in certain animals, as the camel or bison.

Physical Geography .

a low, rounded rise of ground; hummock.

a mountain or mountain range.

Railroads . (in a switchyard) a raised area down which cars pushed to its crest roll by gravity and momentum for automatic sorting through a series of preset switches.

Slang

Vulgar

an act or instance of coitus.

a partner in coitus.

the hump,

British Slang . a fit of depression or bad humor

to get the hump.

( initial capital letter ) (in World War II) the Himalayas.

to raise (the back) in a hump; hunch

The cat humped its back.

Railroads . to sort (cars) by means of a hump.

Informal . to exert (oneself) in a great effort.

Slang

Vulgar to have sexual intercourse with.

Slang .

to place or bear on the back or shoulder.

to carry or haul.

to load or unload; lift.

to rise in a hump.

Informal . to exert oneself; hustle or hurry.

Slang

Vulgar to engage in sexual intercourse.

over the hump, past the most difficult, time-consuming

or dangerous part or period

The doctor says she's over the hump now and should improve steadily.

noun

depression

noun

bulge , bump , convexedness , convexity , dune , elevation , eminence , excrescence , gibbosity , hill , hummock , hunch , knap , knob , knurl , kyphosis , mound , prominence , protrusion , protuberance , ridge , swell , tumescence , knot , lump , nub , projection , swelling

verb

arch , bend , bow , hunch , scrunch