adj

• (obsolete) Easily crumbled; friable; brittle.
  "Now the Fowler […] Treads the crimp Earth,"
• (obsolete) Weak; inconsistent; contradictory.
  "The evidence is crimp; the witnesses swear backward and forward, and contradict themselves"

noun

• (usually in the plural) Hair that is shaped so it bends back and forth in many short kinks.
• (obsolete) A card game.
  "Lady Loadstone: Laugh, and keep company, at gleek or crimp. / Mistress Polish: Your ladyship says right, crimp sure will cure her."
• (climbing) A small hold with little surface area.
• (climbing) A grip on such a hold.

verb

• (electricity) To fasten by bending metal so that it squeezes around the parts to be fastened.
  "He crimped the wire in place."
• (climbing) to hold using a crimp

noun

• (specifically, law) One who infringes sub-section 1 of the Merchant Shipping Act 1854, applied to a person other than the owner, master, etc., who engages seamen without a license from the Board of Trade.
• (obsolete) A keeper of a low lodging house where sailors and emigrants are entrapped and fleeced.