Arjun Jaiswal, a caterer by profession, was last night shot at four times by his acquaintance Dinesh alias Sunny, Additional Commissioner of Police R D Shinde said.
The victim was rushed to a hospital by the police with the help of locals, where he was declared dead, Shinde said.
The reason for the firing is yet to be ascertained, he said.
The deceased had a criminal background and five offences were registered against him at Wadala police station, the senior police official further said.