1. A very loud utterance (like the sound of an animal)
   "his hollo filled the hallway";
   - bellow, bellowing, holla [archaic], holler [informal], hollering [informal], holloa [rare], roar, roaring, yowl

1. Encourage somebody by crying 'hollo'
   "The crowd holloed to cheer on the runners"
    
2. Cry 'hollo'
   "The hunters holloed to signal their location"
    
3. Utter a sudden loud cry
   - shout, shout out, cry, call, yell, scream, holler [informal], squall

Derived forms: holloes, holloed, hollos, holloing

Type of: call, cry, emit, encourage, let loose, let out, outcry, shout, utter, vociferation, yell

Encyclopedia: Hollo