(1):

(v.) Ramping; leaping; springing; rearing upon the hind legs; hence, raging; furious.

(2):

(v.) Ascending; climbing; rank in growth; exuberant.

(3):

(v.) Rising with fore paws in the air as if attacking; - said of a beast of prey, especially a lion. The right fore leg and right hind leg should be raised higher than the left.