What is a moose knuckle?

The term "moose knuckle" is slang, and its meaning depends heavily on context. There's no anatomical structure in a moose specifically called a "moose knuckle." The term is generally used humorously or vulgarly, usually referencing:

• A man's genitals: This is the most common and vulgar meaning. The humorous use plays on the size and perceived toughness associated with moose, associating those qualities with male genitalia.

• Something large and powerful: In a less vulgar context, it might be used to describe something impressively large or powerful, borrowing from the image of a moose's powerful build. This is less frequent than the first meaning.

It's important to be aware of the context when encountering this term, as its primary meaning is offensive and inappropriate in many situations.