[1] : WordNet (r) 2.0

beep
     n : a short high tone produced as a signal or warning syn: bleep
     v 1: make a loud noise; "the horns of the taxis blared" syn: honk,
           blare, claxon, toot
     2: call, summon, or alert with a beeper
see also:
bleep honk blare claxon toot 

[2] : Moby Thesaurus II by Grady Ward, 1.0

33 moby thesaurus words for "beep":
   bay, bell, blare, blast, blat, blow, blow the horn, bray, bugle,
   clarion, fanfare, flourish of trumpets, honk, peal, pipe, shriek,
   sound, sound a tattoo, sound taps, squeal, tantara, tantarara,
   taps, tarantara, tattoo, toot, tootle, trumpet, trumpet blast,
   trumpet call, tweedle, whistle, wind

[3] : Virtual Entity of Relevant Acronyms (Version 1.9, June 2002)

beep
     blocks extensible exchange protocol rfc 3080
     
     

[4] : Jargon File (4.3.1, 29 Jun 2001)

beep n.,v. syn. feep. this term is techspeak under ms-dos and os/2,
   and seems to be generally preferred among micro hobbyists.


see also:
feep 

[5] : The Free On-line Dictionary of Computing (27 SEP 03)

beep
     
        bell
     
     
see also:
bell 

Beep >> B Words
Beep, definition of term: Beep
beep_pag1.html