Definitions for yelper
Random House Webster's College Dictionary
to give a sharp, shrill cry, as a dog or fox.
to call or cry out sharply, as in pain.
(v.t.)to utter or express by or as if by yelping.
(n.)a quick, sharp bark or cry.
Origin of yelp:
bef. 900; ME; OE gielpan to boast, c. MHG gelp(f)en
One who yelps.
The avocet (so-called from its sharp, shrill cry).
A bird, the tattler.
an animal that yelps, or makes a yelping noise
the avocet; -- so called from its sharp, shrill cry