Definition of jockteleg in English:

jockteleg

(also jocktaleg)

noun

dialect Scottish, British
  • A (large) clasp knife.

Origin

Mid 17th century. Origin uncertain. Apparently from the male forename Jack + leg, perhaps with reference to a penknife with the handle carved to resemble a human leg (for supporting evidence see Sc. National Dict at jockteleg), with insertion of of or the.

Pronunciation

jockteleg

/ˈdʒɒktəlɛɡ/