spring peeper definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a small tree frog (Hyla crucifer) of the E U.S., that makes shrill, peeping sounds in early spring
spring peeper definition by American Heritage Dictionary
A small brownish tree frog (Hyla crucifer) of eastern North America, having a characteristic shrill, high-pitched call.