Screamer

n.	1.	(Zool.) Any one of three species of South American birds constituting the family Anhimidæ, and the suborder Palamedeæ. They have two spines on each wing, and the head is either crested or horned. They are easily tamed, and then serve as guardians for other poultry. The crested screamers, or chajas, belong to the genus Chauna. The horned screamer, or kamichi, is Palamedea cornuta.
	2.	Something so remarkable as to provoke a scream, as of joy.
	3.	An exclamation mark.

Noun	1.	screamer - someone who communicates vocally in a very loud voice Synonyms: bawler, bellower, roarer, screecher, shouter, yeller
	2.	screamer - a sensational newspaper headline
	3.	screamer - gooselike aquatic bird of South America having a harsh trumpeting call
	4.	screamer - a very hard hit ball Synonyms: scorcher

Screamer - An extension of Common Lisp providing nondeterministic backtracking and constraint programming. ftp://ftp.ai.mit.edu/pub/screamer.tar.Z.

banner, banner head, bloomer, blooper, bobble, bonehead play, boner, boo-boo, boob stunt, boot, caption, drop head, dropline, dumb trick, epigraph, fool mistake, foozle, foul-up, goof, hanger, head, heading, headline, howler, jump head, legend, louse-up, motto, muck-up, overline, pratfall, rubric, running head, running title, scarehead, screw-up, spread, spreadhead, streamer, subhead, subheading, subtitle, superscription, title, title page