A portmanteau is a word or morpheme whose form and meaning are derived from a blending of two or more distinct forms, e.g., smog from smoke and fog. Portmanteau may also refer to: Portmanteau (luggage), a case or bag to carry clothes in that usually opens into two equally sized compartments Portmanteau (mail), a specialized mail bag Portmanteau film, an anthology film made up of several short films that interrelate Portmanteau inhibitor, in pharmaceuticals, a drug which molecularly combines the active portions of two inhibitor-class drugs Portmanteau sentence, in linguistics, a particular type of code-switching Portmanteau test, in statistics, a test applied to autocorrelations of a time series Portmanteau theorem on convergence of measures in probability theory A coat rack, from the French porter (carry) and manteau (cloak) See also Border towns in the United States with portmanteau names List of portmanteaus Portamento, in music, a continuous change in pitch (unrelated) nl:Portmanteau