| 1. | 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. |
| 2. | Physical Geography.
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| 3. | 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. |
| 4. | Slang: Vulgar.
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| 5. | the hump,
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| 6. | to raise (the back) in a hump; hunch: The cat humped its back. |
| 7. | Railroads. to sort (cars) by means of a hump. |
| 8. | Informal. to exert (oneself) in a great effort. |
| 9. | Slang: Vulgar. to have sexual intercourse with. |
| 10. | Slang.
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| 11. | to rise in a hump. |
| 12. | Informal. to exert oneself; hustle or hurry. |
| 13. | Slang: Vulgar. to engage in sexual intercourse. |
| 14. | 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. |
hump
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hump (along)
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