Tyreek Hill is under police investigation, TMZ Sports has confirmed ... after the NFL star was accused of getting physical with somebody in Miami on Sunday.
Cops confirmed the probe to us on Tuesday ... though they did not disclose further details of the case, only saying they were investigating an alleged assault/battery involving the Dolphins player.
According to Local 10 News, however, the alleged incident happened at Haulover Marina after Hill got into a dispute with an employee of a charter company at the popular South Florida boating spot.