lunge1
n.
a sudden forward movement of the body.
▸a thrust in fencing, in which the leading leg is bent while the back leg remains straightened.
v.
(lunges, lungeing or lunging, lunged)
make a lunge.
▸make a sudden forward thrust with.
Etymology
C18: from earlier allonge, from Fr. allonger ‘lengthen’.
lunge2
n.
a long rein on which a horse is made to move in a circle round its trainer.
v.
(lunges, lungeing, lunged)
exercise (a horse or rider) on a lunge.
Etymology
C18: from Fr. longe, from allonge ‘lengthening out’.