Nassau police arrested a 18-year-old Hicksville man on assault charges after he allegedly stabbed a man who bumped into him on the street.

The defendant, Paul Rello III of Glow Lane, was walking on Moeller Street in Hicksville when he bumped into the 21-year-old victim, police said. The victim, who was walking with a group, attempted to walk away from Rello when Rello began yelling at him, police said.

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Rello then cut the victim on the neck with an unrecovered instrument, police said. The victim, whom police did not name, was treated for an 8-inch laceration and released from North Shore Plainview Hospital, police said.

Rello faces second-degree assault charges and is scheduled for arraignment in First District Court in Hempstead today.