Definitions of bolt:

• noun:   a sudden abandonment (as from a political party)
• noun:   a screw that screws into a nut to form a fastener
• noun:   the part of a lock that is engaged or withdrawn with a key
• noun:   a sliding bar in a breech-loading firearm that ejects an empty cartridge and replaces it and closes the breech
• noun:   a roll of cloth or wallpaper of a definite length
• noun:   the act of moving with great haste
• noun:   a discharge of lightning accompanied by thunder
• verb:   make or roll into bolts

  Example: "Bolt fabric"

• verb:   swallow hastily
• verb:   secure or lock with a bolt

  Example: "Bolt the door"

• verb:   move or jump suddenly

  Example: "She bolted from her seat"

• verb:   run away; usually includes taking something or somebody along
• verb:   eat hastily without proper chewing

  Example: "Don't bolt your food!"

• verb:   leave suddenly and as if in a hurry

  Example: "The listeners bolted when he discussed his strange ideas"

• adverb:   in a rigid manner

  Example: "Ge sat bolt upright"

• adverb:   directly
• name:  A surname (rare: 1 in 33333 families; popularity rank in the U.S.: #4034)