Definitions
1.nounA 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.
2.nounA particular role or capacity that a person might fill.
3.nounAny receptacle from which numbers/names are pulled out in a lottery.
4.nounA hat switch.
5.nounThe háček symbol.
6.nounThe caret symbol ^.
7.nounUser rights on a website, such as the right to edit pages others cannot.
8.noun(Cambridge University slang) A student who is also the son of a nobleman (and so allowed to wear a hat instead of a mortarboard).
9.verbTo place a hat on.
10.verbTo appoint as cardinal.