noun

• (obsolete) A pendent part of the old clerical tippet.
  "So, so, I have my lerrepoop already."
• (obsolete) A tippet; a scarf; worn also by doctors, learned men, etc.
  "MASTER Janotus , with his hair cut round as a dish, his Liripoop on his head , after the old fashion; and having sufficiently antidoted his stomach with kitchen-cordials, and holy water of the cellar, conveyed himself to the lodging of Gargantua, driving before him three red muzzled beadles, and dragging after him five or six artless masters, all thoroughly bedagled with the mire of the streets."
• (obsolete) acuteness; smartness; knowledge.
  "Heere was a wily wench had her liripoop without book, she was not to seeke in her knackes and shifts: such are all women, each of them hath a cloke for the raine, and can bleare her husbands eies as she list."
• (obsolete) One's proper business or prescribed role.
  "For seeing you make me your judge, I trow, I shall teach you both your liripoop to know."