holloo
/həˈluː/
interjection
- A loud call or shout used to attract attention or to signal one's presence.
- The guide gave a hearty 'Holloo!' to gather the group.
- Holloo! Can you hear me down there?
- He shouted 'Holloo!' into the dark tunnel.
noun
- A loud shout or cry, especially one used to attract attention or communicate over a distance.
- She answered his holloo with one of her own.
- The rescue team heard a faint holloo from the ravine.
- A holloo came from the top of the hill.