Meaning of pull-up

pull-up

Pronunciation: (pool'up"), [key]
— n.
  1. an exercise consisting of chinning oneself, as on a horizontal bar attached at each end to a doorpost.
  2. a flight maneuver in which an aircraft climbs sharply from level flight.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.