English▸ noun a harsh or hoarse cry or yelp:
the cur did not bark, other than a single yawp.
▪ [mass noun] North American English foolish or noisy talk:
therefore his yawp is tolerated, even appreciated.
▸ verb [no object] shout or exclaim hoarsely:
the fans screeched, yawped, and pounded their palms.
▪ North American English talk foolishly or noisily:
it's as well not to yawp much about our going alone.
– ORIGIN Middle English (as a verb): imitative. The noun dates from the early 19th century.