int.一種喊聲
n.守獵時呼嘯獵犬的喊聲
v.高呼；喊叫著追趕；高聲招呼喊叫
"Halloo!" he shouted to his hounds. “嗨！”他對獵狗喊到。
Do not halloo until you are out of the woods. (諺)未出險境，先別高興。
