Wikipedia at http://en.wikipedia.org/wiki/HUP has all serious
kinds of meanings of HUP
The Dutch people say Hup Holland Hup! which means Go Holland
Go!
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cup, up, hup as in hup-one, hup-two, etc., pup, sup, whup,
hiccup and whup
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Sun gaing hup nui - 2005 is rated/received certificates of:
Malaysia:U
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By itself it doesn't mean much. When given along with the name
of a process, it will send the hangup (HUP) signal to the program,
instead of the usual SIGTERM.