Hallo

"Hallo," said the German.

Hallo!

I don't know much German beyond "hallo."

Hallo father, here’s Pecksniff!

It sounds like a sum in the rule of three. The answer should give us the— But hallo! here are the accredited representatives of the law.

Tom was just hiding behind a wall, […] but the groom saw him, and halloed to him to know where Mr. Grimes, the chimney-sweep, lived.