noun
shank
SHANK/ʃæŋk/
The long lower segment of a leg.
The lamb shank retains the tapered shape of the animal's lower leg.

Etymology
Old English sceanca already named the leg, especially the section between knee and ankle. The meat-cut sense applies that anatomical name to the corresponding part of an animal.
In context
I'm going to cut this part of the arm off of the shank which is the forearm of the beef
More examples
- Tall boots protect his shanks from thorns.
- She slowly braises lamb shanks until the meat is tender.
- The butcher cuts the beef shank into thick slices.
Forms
shank · shanks