From Longman Dictionary of Contemporary Englishhumphump1 /hʌmp/ noun 1 [countable]CFROUND a large round shape that rises above the surface of something the hump of a hill2 → speed/traffic humps3 
[countable]HBA a raised part on the back of a camel4 [countable]MI a raised part on someone’s back that is caused by an unusually curved spine → hunchback5 → be over the hump6 → give somebody the hump/get the hump
[countable]HBA a raised part on the back of a camel4 [countable]MI a raised part on someone’s back that is caused by an unusually curved spine → hunchback5 → be over the hump6 → give somebody the hump/get the humpExamples from the Corpus
hump• The car has a big hump in the middle of the rear floor, because of the rear-wheel drive mechanism.• Even with the magnification of a monocular, I can barely make out indistinct humps gliding through the darkening water.• I sat down on its rounded hump.• Ahead, two small humps of islands lay stunned with light.• Once the personal-computer industry gets over that hump, there will finally be speed to burn.• For several hours we explored the island, two humps of rock, spectacularly eroded, joined by a narrow ridge.humphump2 verb informal 1 [transitive] British EnglishCARRY to carry something heavy from one place to another with difficulty SYN heave, lug, → draghump something down/along/across etc I managed to hump the suitcases upstairs.2 [intransitive, transitive] not politeSEX/HAVE SEX WITH to have sex with someone→ See Verb tableExamples from the Corpus
hump• It was easy duty: all paperwork, no humping, a tin roof over his head.• I dismissed the watercolours and pencils, because of humping all the water bottles, brushes, and so on around.• It could not have been easy to hump awkward loads up and down the wobbly death trap.• Their cases humped upstairs and put into the bedroom, Adam looked Rufus Fletcher up in the phone book.Origin hump1 (1600-1700) Perhaps from Dutch homp or Low German humpe 