They hullo each other when they meet at the station.

He gave a cheerful hullo as he entered the room.

hullo, are you still coming to the picnic tomorrow?

From the ship's deck came cheerful hulloes that echoed across the harbor.

Hulloing cheerfully, he waved to the passing cyclists.

At the crowded train station, I received several hullos from old friends passing by.

Every morning she hullos at the neighbors through the fence with a bright smile.

From the other side of the street, an old friend hulloed my name, and I turned to wave.

The hullooings from across the marsh signaled that the hunters had returned.

They hullooed for help when the old bridge began to collapse.