Definition of "hat" []

• A covering for the head, especially one with a shaped crown and brim. (noun)
• A head covering of distinctive color and shape worn as a symbol of office. (noun)
• The office symbolized by the wearing of such a head covering. (noun)
• A role or office symbolized by or as if by the wearing of different hats: wears two hats—one as parent and one as corporate executive. (noun)
• To supply or cover with a hat. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "One of the lower grade wears a very capacious shovel hat, projecting as much in front as behind, and looking very like a double-ended coal-heaver's _hat_."
• "And, if I say, The boy's hat is _on_ his head, you perceive that _on_ shows the relation between _hat_ and _head_."
• "(_Goes to table_ B.C. _and takes up_ GEORGE'S _cap in mistake for his hat and is moving towards double-doors when_ GEORGE, _noting this, picks up_ PIM'S _hat from_ L. _of stage where it has been left from previous_ ACT, _and crosses with it to_ PIM.)"