[1] : The Collaborative International Dictionary of English v.0.48

bacon \ba"con\, n. of. bacon, fr. ohg. bacho, bahho, flitch of
   bacon, ham; akin to e. back. cf. back the back side.
   the back and sides of a pig salted and smoked; formerly, the
   flesh of a pig salted or fresh.
   1913 webster

   bacon beetle zool., a beetle dermestes lardarius
      which, especially in the larval state, feeds upon bacon,
      woolens, furs, etc. see dermestes.

   to save one's bacon, to save one's self or property from
      harm or loss. colloq.
      1913 webster bacon
see also:
bacon beetle dermestes lardarius dermestes to save one's bacon 

[2] : The Collaborative International Dictionary of English v.0.48

dermestes \dermes"tes\, n. nl., from gr. dermhsth`s; de`rma
   skin + root of ? to eat. zool.
   a genus of coleopterous insects, the larvae of which feed
   animal substances. they are very destructive to dries meats,
   skins, woolens, and furs. the most common species is
   dermestes lardarius, known as the bacon beetle.
   1913 webster
see also:
dermestes lardarius bacon beetle 

Bacon >> B Words
Bacon, definition of term: Bacon
bacon_pag1.html

Beetle >> B Words
Beetle, definition of term: Beetle
beetle_pag1.html

Goliath Beetle >> G Words
Goliath Beetle, definition of term: Goliath Beetle
goliath+beetle_pag1.html

June Beetle >> J Words
June Beetle, definition of term: June Beetle
june+beetle_pag1.html

Francis Bacon >> F Words
Francis Bacon, definition of term: Francis Bacon
francis+bacon_pag1.html

Japanese Beetle >> J Words
Japanese Beetle, definition of term: Japanese Beetle
japanese+beetle_pag1.html

Darkling Beetle >> D Words
Darkling Beetle, definition of term: Darkling Beetle
darkling+beetle_pag1.html

Blister Beetle >> B Words
Blister Beetle, definition of term: Blister Beetle
blister+beetle_pag1.html

Click Beetle >> C Words
Click Beetle, definition of term: Click Beetle
click+beetle_pag1.html

Dung Beetle >> D Words
Dung Beetle, definition of term: Dung Beetle
dung+beetle_pag1.html