noun, plural pan·thers, (especially collectively) pan·ther.

the cougar or puma, Felis concolor.
the leopard, Panthera pardus.
any leopard in the black color phase.
Informal. a very fierce person.
(initial capital letter) Military. a 43-ton (39 metric tons) German tank of World War II with a 75mm gun as its main armament.


fierce; strong and violent.

Origin of panther

before 1000; < Latin panthēra < Greek pánthēr; replacing Middle English pantere (< Old French < Latin) and Old English pandher (< L)




Origin of Panther

First recorded in 1965–70 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for panther

cougar, leopard, puma, cat, jaguar

Examples from the Web for panther

Contemporary Examples of panther

  • Think of late Black Panther Eldridge Cleaver, who described rape as “insurrectionary” in his bestselling memoir, Soul on Ice.

    The Daily Beast logo
    Julian Assange, Chick Magnet?

    Tracy Quan

    December 13, 2010

  • Timing: The heist took place just before the evening rush hour, which slow would any potential police pusuit; a Panther trademark.

    The Daily Beast logo
    Return of the Pink Panthers?

    Eric Pape

    August 12, 2009

Historical Examples of panther

British Dictionary definitions for panther


noun plural -thers or -ther

another name for the leopard, esp the black variety, which is known as the black panther
US and Canadian any of various related animals, esp the puma

Word Origin for panther

C14: from Old French pantère, from Latin panthēra, from Greek panthēr; perhaps related to Sanskrit pundarīka tiger
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for panther

early 13c., from Old French pantere "panther" (12c.), from Latin panthera, from Greek panther "panther, leopard," probably of Oriental origin. Folk etymology derivation from Greek pan- "all" + ther "beast" led to many curious fables.

Online Etymology Dictionary, © 2010 Douglas Harper