A youth have been hacked to death by unidentified miscreants at Chairman Goli of Moghazar area in Dhaka city on Wednesday night.The dead man is Arif, 20. Further details about him could not be known immediately.Later locals rescued him and admitted to Dhaka Medical College Hospital (DMCH) where doctors declared him dead.Sub Inspector of Ramna Police Station, Humayun Kabir said it is suspected that Arif was killed over pre enmity.