A small hole in a door through which a person can spy without being seen from the other side, used especially in prisons.

A jump in barrel jumping. A jump over barrels following a buildup of speed on ice skates.

To perform a barrel jump, to participate in barrel jumping.

A discipline of speedskating, where ice skaters build up speed to jump over a length of multiple barrels lined up side by side like rollers. The objective being to jump over the most barrels without landing on the barrels. Landing on ice at the far end, the skaters need not land on their skates.

present participle of barrel jump

(gymnastics) A kind of jump where the knees remain together but one leg is bent while the other is stretched out.

Alternative form of ski-jump nose

(idiomatic) A long nose with an inwardly curving ridge and a tip that curves somewhat upward, resembling the shape of a downhill ramp used in the sport of ski jumping.

To be exceptionally timid.

Alternative form of Jucy Lucy