- int. 一种喊声
- n. 守猎时呼啸猎犬的喊声
- v. 高呼；喊叫着追赶；高声招呼喊叫
a shout to attract attention;
"he gave a great halloo but no one heard him"
urge on with shouts;
"halloo the dogs in a hunt"
shout `halloo', as when greeting someone or attracting attention
- "Halloo!" he shouted to his hounds.
- Do not halloo until you are out of the woods.
- greeting 问候