It happened early Saturday morning at the Union Square subway station.
Police say the victim was walking on the southbound Q train platform when he accidentally bumped into another man.
That suspect then slashed the victim across his ear, neck, and hand with a razor before he took off on the Q train.
Anyone with information is asked to call police.
ALSO READ | More shootings after violent day as NYC grapples with gun violence
More shootings after violent day as NYC grapples with gun violence
----------
* Get Eyewitness News Delivered
* More Manhattan news
* Send us a news tip
* Download the abc7NY app for breaking news alerts
* Follow us on YouTube
Submit a News Tip