noun

• Something that is on top.
• A top hat.
• Something that exceeds those previous in a series, as a joke or prank.
• (chiefly US) A short outer jacket worn by women or children.
• A soft, relatively thin, piece of padding placed on top of a mattress, or forming the upper layer of a mattress.
• (India) The student who achieves the highest score in an examination.
• (colloquial) The head or chief of an organization.
• A person or tool that cuts off the top of something.
• One who tops steel ingots.
• A single-handed dinghy, 11 foot (3.6 metres) in length, with only one sail.
• A three-square float, or file, used by comb-makers.
• (dated, slang) Tobacco left in the bottom of a pipe bowl; so called from being often taken out and placed on top of the newly filled bowl.
• (dated, slang) A fine or remarkable thing or person.
• (dated, slang) A blow on the head.
• A small secondary comic strip seen along with a larger Sunday strip, and usually by the same author.
• (Ireland) A pencil sharpener.
• A surname.