Meaning : A shout to attract attention.
Example :
He gave a great halloo but no one heard him.
Meaning : Urge on with shouts.
Example :
Halloo the dogs in a hunt.
Meaning : Shout `halloo', as when greeting someone or attracting attention.
Halloo ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Halloo ka matlab kya hota hai?