hat

Definitions

• A covering for the head, often in the approximate form of a cone or a cylinder closed at its top end, and sometimes having a brim and other decoration.
• (figuratively) A particular role or capacity that a person might fill.
• (figuratively) Any receptacle from which numbers/names are pulled out in a lottery.
• (video games) A hat switch.
• (typography) The háček symbol.
• (programming) The caret symbol ^.
• (internet slang) User rights on a website, such as the right to edit pages others cannot.
• (Cambridge University slang) A student who is also the son of a nobleman (and so allowed to wear a hat instead of a mortarboard).