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

jag \jag\ ja^g, n. prob. of celtic origin; cf. w. gag
   aperture, cleft, chink; akin to ir.  gael. gag. written
   also jagg.
   1913 webster
   1. a notch; a cleft; a barb; a ragged or sharp protuberance;
      a denticulation.
      1913 webster

            arethuss arose . . .
            from rock and from jag.               --shelley.
      1913 webster

            garments thus beset with long jags.   --holland.
      1913 webster

   2. a part broken off; a fragment. --bp. hacket.
      1913 webster

   3. bot. a cleft or division.
      1913 webster

   4. a leather bag or wallet; pl., saddlebags. scot.
      webster 1913 suppl.

   5. enough liquor to make a man noticeably drunk; a small
      "load;" a time or case of drunkeness; -- esp. in phr. to
      have a jag on, to be drunk. slang, u. s.  dial. eng.
      webster 1913 suppl.

   jag bolt, a bolt with a nicked or barbed shank which
      resists retraction, as when leaded into stone.
      1913 webster
see also:
jagg jag bolt 

Jag >> J Words
Jag, definition of term: Jag
jag_pag1.html

Bolt >> B Words
Bolt, definition of term: Bolt
bolt_pag1.html

Machine Bolt >> M Words
Machine Bolt, definition of term: Machine Bolt
machine+bolt_pag1.html

Carriage Bolt >> C Words
Carriage Bolt, definition of term: Carriage Bolt
carriage+bolt_pag1.html

Bolt And Nut >> B Words
Bolt And Nut, definition of term: Bolt And Nut
bolt+and+nut_pag1.html