definition of
[bolt]

[1] #1 bolt v. move or jump suddenly; "She bolted from her seat". wn

[2] #2 bolt n. [thunderbolt, bolt of lightning] a discharge of lightning accompanied by thunder. wn

[3] #3 bolt v. secure or lock with a bolt; "bolt the door". wn

[4] #4 bolt r. [rigidly, stiffly] in a rigid manner; "the body was rigidly erect"; "he sat bolt upright". wn

[5] #5 bolt n. a sliding bar in a breech-loading firearm that ejects an empty cartridge and replaces it and closes the breech. wn