Meaning of J-stroke

J-stroke

Pronunciation: ( jā'strōk"), [key]
— n.
  1. (in canoeing) a stroke, made in the shape of the letter J, used to alter the course of the canoe, usually to compensate for drifting sideways.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.