Lots of really neat definitions; good luck, you-all--this seems to be a very evocative word. I should note that one submission did not get posted because the sender pretty much hit the nail on the head. However, no new one was rec'd. [regret e]. But this person will get a couple of bonus points...

THRAPPLE

a.) noun. a pruning hook with rope attached that is thrown over branches and pulled to bring them within reach. From O.E. þrawan "to twist, turn writhe" and O.Fr. grapil, a hook.

b.) the sounds made by peacocks

c.) A process in tanning leather - pounding the hide to make it supple.

d.) To work your way against an oncoming throng of people by slapping, pushing and dodging. To Thrapple your way through a crowd.

e.) The sound of light, hoofed animals on a gravel track.

f.) An intermediate knot used in creating more complex decorative ones, such as the Monkey’s Fist and Masthead.

g.) N: throat: the human throat or windpipe
   V: throttle: to throttle somebody

h.) a mixture of bits of salted meat and dried apples preserved in rendered animal fats used on the American frontier in the 17th and 18th Centuries.

i.) The sound made by an outboard motor in brackish water.

j.) a slapping only fight, usually recorded on a mobile phone. See "Happy slapping".

k.) A mixture of nuts and roasted grains, sweetened with maple sugar, eaten as a snack.

l.) \Thrap"ple\, n. The mash left over from pressings to make apple cider or juice. Derived from the abbreviation of the phrase "thrashed apples", used by press operators.

m.) The underside of a sheep's hindquarters.

n.) n. a dessert made with fruit [usually berries] folded into a cream-based batter