Meaning of clean and jerk

clean' and jerk'

Pronunciation: [key]
— Weight Lifting. Weight Lifting.
  1. a lift in which a barbell is raised from the floor to shoulder height where it is brought to rest and then, with a lunging movement by the lifter, is thrust overhead so the arms extend straight in the air, being held in this position for a short, specified length of time.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.