croup
Concise Oxford English Dictionary © 2008 Oxford University Press:
croup1 /kruːp/
▶noun inflammation of the larynx and trachea in children, associated with infection and causing breathing difficulties.
– derivatives
croupy adjective.
croupy adjective.
– origin C18: from dial. croup ‘to croak’, of imitative origin.
Concise Oxford English Dictionary © 2008 Oxford University Press:
croup2 /kruːp/
▶noun the rump or hindquarters of a horse.
'croup' also found in these Oxford entries:

