Definition of hocks:
(n) :
Meat from that part of a food animal.
(n) :
(countable) The tarsal joint of a digitigrade quadruped, such as a horse, pig or dog.
(n) :
(countable) The hollow behind the knee.
(v) :
(transitive) To disable by cutting the tendons of the hock; to hamstring; to hough.
(v) :
(transitive, colloquial) To leave with a pawnbroker as security for a loan.
(n) :
Pawn, obligation as collateral for a loan.