hump

(noun): A mound of earth.
(noun): A deformity in humans caused by abnormal curvature of the upper spine.
(noun): (animals) A rounded fleshy mass, such as on a camel or zebu.
(noun): An act of sexual intercourse.
(noun): (with definite article) A bad mood.
(noun): A painfully boorish person.
(noun): A speed hump.
(noun): A wave that forms in front of an operating hovercraft and impedes progress at low speeds.
(verb): To bend something into a hump.
(verb): To carry (something), especially with some exertion.
(verb): To rhythmically thrust the pelvis in a manner conducive to sexual intercourse
(verb): To prepare for a great exertion; to put forth effort.
(verb): To vex or annoy.
(verb): To shunt wagons / freight cars over the hump in a hump yard.