verb
- to shout or call out loudly, especially to attract attention or express excitement
- to urge on or encourage (a dog or hunting party) by shouting
Usage: hunting, archaic
noun
- a loud shout or call, especially one used to attract attention
Examples
- The children halloos across the playground to their friends.
- She halloos from the window to get the delivery driver's attention.
- The hunters halloo to their dogs during the chase.
- A halloo echoed through the valley.
- He let out a halloo of joy when he saw the surprise.
- They halloo and wave their arms to signal the boat.