Slam

A slam in BJJ competition refers to the act of lifting an opponent off the ground and forcefully throwing them back to the mat in a way that could cause injury. This is distinct from a controlled takedown or throw — a slam specifically involves dropping or driving the opponent into the mat with excessive force. Slams are universally banned in BJJ competition across all organizations, age groups, and belt levels because they pose a serious risk of head, neck, and spinal injury.

IBJJF, NAGA, AGF, JJWL, and Grappling Industries all explicitly prohibit slams. A slam results in immediate disqualification of the slamming athlete and an automatic win for the slammed athlete (assuming no injury prevents them from continuing). The distinction between a slam and a legitimate throw can sometimes be subjective — generally, if the attacking athlete lifts the opponent above hip height and drops them without controlling the descent, it is considered a slam. Controlled judo-style throws where the attacker guides the opponent to the mat are legal.

For youth competitors and their parents, slams are one of the most dangerous actions in competition and understanding the rule is critical. The most common slam scenario occurs when an athlete is caught in a triangle or guillotine from guard and lifts the opponent to try to shake free — this is illegal even if the intent is defensive. Coaches must train athletes to recognize that lifting to escape a guard submission is not an option; they must use technique to escape on the ground. If your child is ever slammed in competition, the referee should immediately stop the match, DQ the opposing athlete, and assess your child for injury before they continue competing.