Canelo Alvarez still doesn't consider Conor McGregor a legitimate threat in the boxing ring ... doubling down and saying he can whoop the UFC superstar with just one hand!
The undisputed super middleweight champion's proclamation came shortly after the Notorious name-dropped him yet again on Tuesday ... when Conor claimed he fared far better in his fight against Floyd Mayweather than Canelo did in his own matchup with TBE.
"One of the greatest performances in Professional Boxing this was," McGregor said of footage of the Floyd vs.