Robert Horry Claims Phil Made 'Master' Comment ... But He's No Racist!!!

YA CAN'T SAY THAT, PHIL!

7-time NBA champ Robert Horry is defending Phil Jackson ... saying he does NOT believe the man is racist -- but admits there were times he had to "check" the legendary coach for comments made towards his players.

Horry is responding to bombshell allegations Scottie Pippen made earlier this week ... when the Hall of Famer told the "Dan Patrick Show" he believed Jackson was racist.

Big Shot Bob -- who played for Jackson on the Lakers from 1999-2003 -- shared his personal experiences with the coach on his podcast this week ... saying straight-up -- "I don't think Phil is racist."

Horry explains there were times he had to call out Jackson over his choice of words ... but he…