TU-WHIT TU-WHOO
Meaning of TU-WHIT TU-WHOO in English
/too hwit" too hwooh"; too wit" too wooh"/
(imitation of the cry of an owl).
[ 1580-90 ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012