Heat may refer to:

• A transient form of energy
• A period of increased sexual drive
• A segment of a race

In Food:

• The strength of chilli peppers, measured in Scoville units

In Films:

• Heat; A 1995 film by Michael Mann

In Sport:

• Applause or booing given by fans to a professional wrestler, see Heat (professional wrestling)
• A fastball in baseball colloquial,

In Music:

• A hip-hop slang term for a firearm, usually a pistol,

As an Acronym:

• High-explosive anti-tank

As a Proper Noun:

• The British entertainment magazine
• The 1995 crime drama starring Al Pacino and Robert De Niro
• The movie starring Joe Dallesandro, directed by Paul Morrissey
• The National Basketball Association team, Miami Heat
• The wrestling television programme WWE HEAT.
• A manga by Buronson
• A help desk software package by FrontRange Solutions

Homonym

• in political geography, Hīt is a town in Iraq (pronounced "Heat").

Heat