Dictionary.com Unabridged


2 [huht, huhp, hep]
one (used in counting cadence while marching).
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
hep1 (hɛp)
adj , hepper, heppest
slang an earlier word for hip

hep2 (hɛp)
short for hepatitis

hip or hep4 (hɪp)
adj (foll by to) , hipper, hippest, hepper, heppest
1.  aware of or following the latest trends in music, ideas, fashion, etc
2.  informed (about)
[C20: variant of earlier hep]
hep or hep4
[C20: variant of earlier hep]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

"aware, up-to-date," first recorded 1908 in "Saturday Evening Post," but said to be underworld slang, of unknown origin. Variously said to have been the name of "a fabulous detective who operated in Cincinnati" or a saloonkeeper in Chicago who "never quite understood what was going on ... (but) thought
he did." Taken up by jazz musicians by 1915; hepcat "addict of swing music" is from 1938.

cry of those leading pogroms or attacks on Jews in Europe, 1839 (but in ref. to the riots of 1819 in Hamburg, etc.), perhaps the cry of a goatherd, or of a hunter urging on dogs, but popularly said to be acronym of L. Hierosolyma Est Perdita "Jerusalem is destroyed."
Online Etymology Dictionary, © 2010 Douglas Harper
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Computing Dictionary

HEP definition

High Energy (Particle) Physics.

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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American Heritage
Abbreviations & Acronyms
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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