1. Head Covering: Cap often refers to a piece of clothing worn on the head. It can be a simple cap, a close-fitting skullcap, or an elaborate hat of higher social status.
2. Symbol of Authority: A cap, especially a feathered cap, can represent authority or social standing when worn by certain characters, denoting kingship, nobility, or status among clergy or scholars.
3. Metaphorical Head: Shakespeare sometimes uses "cap" metaphorically to represent the person's head or their mental faculties.
4. Mockery or Insult: In certain contexts, the word "cap" can be used in a sense that's mocking or insulting the other person's intelligence or abilities.
Overall, the specific meaning of "cap" in Shakespeare's works depends on the context and dialogue within the play.