Combat Sports Glossary
From KO to clinch — the language of combat sports, defined for fans, fighters, and promoters.
Terms
- KO (Knockout)
- A fight-ending strike that renders the opponent unconscious or unable to continue.
- TKO (Technical Knockout)
- A stoppage called by the referee, doctor, or corner when a fighter is unable to intelligently defend themselves.
- Submission
- A grappling technique that forces an opponent to tap out, including chokes, joint locks, and pain-induced surrender.
- Decision
- A fight result determined by judges' scorecards when no stoppage occurs. Includes unanimous, split, and majority decisions.
- No Contest (NC)
- A fight result voided due to accidental rule violations, injuries, or other circumstances outside fighter control.
- Weight Cut
- The process of reducing body weight before a weigh-in to qualify for a specific weight class, typically through dehydration.
- Reach
- The distance between a fighter's outstretched fingertips, measured fingertip to fingertip.
- Stance
- A fighter's primary fighting position — orthodox (left foot forward), southpaw (right foot forward), or switch (alternates).
- Clinch
- A standing grappling position where fighters control each other's bodies and arms, common in Muay Thai and MMA.
- Guard
- In BJJ and MMA, a ground position where the bottom fighter uses their legs to control the top fighter.
- Mount
- A dominant ground position where one fighter sits on the opponent's torso.
- Sprawl
- A defensive movement to counter takedown attempts by extending the legs back and dropping the hips.
- Jab
- A quick, straight punch with the lead hand — boxing's most fundamental tool.
- Cross
- A straight punch with the rear hand, typically the most powerful basic strike in boxing and MMA.
- Hook
- A curved punch thrown horizontally to the side of an opponent's head or body.
- Uppercut
- A vertical punch thrown upward, typically targeting the chin or solar plexus.
- TeepMuay Thai
- A pushing front kick in Muay Thai used to maintain distance or set up combinations.
- Round Kick
- A circular kick striking with the shin, common in Muay Thai, kickboxing, and MMA.
- TakedownWrestling
- Any technique used to bring an opponent from standing to the ground.
- Double LegWrestling
- A wrestling takedown where both of the opponent's legs are attacked simultaneously.
- Single LegWrestling
- A wrestling takedown where one of the opponent's legs is attacked.
- ArmbarBJJ
- A submission hold that hyperextends the elbow joint.
- Triangle ChokeBJJ
- A submission using the legs to compress the opponent's neck and shoulder.
- Rear Naked Choke
- A blood choke applied from the back position by wrapping the arm around the opponent's neck.
- Pro Record
- A fighter's professional fight history, traditionally written as Wins-Losses-Draws (e.g., 12-3-1).
- Amateur Record
- A fighter's record from non-professional bouts, kept separate from the pro record.
- Title Fight
- A bout for an official championship belt or title.
- Main Event
- The featured fight at the top of a card, typically the last bout of the night.
- Undercard
- All fights on a card before the main event.
- Catchweight
- A bout fought at a weight other than the standard divisions, usually negotiated between the fighters.
Weight classes
Standard weight divisions used across most combat sports. Exact limits vary by organization (UFC, Bellator, ONE, K-1, etc.).
- Strawweight
- Up to 115 lb / 52.2 kg (varies by organization)
- Flyweight
- Up to 125 lb / 56.7 kg
- Bantamweight
- Up to 135 lb / 61.2 kg
- Featherweight
- Up to 145 lb / 65.8 kg
- Lightweight
- Up to 155 lb / 70.3 kg
- Welterweight
- Up to 170 lb / 77.1 kg
- Middleweight
- Up to 185 lb / 83.9 kg
- Light Heavyweight
- Up to 205 lb / 93.0 kg
- Heavyweight
- Up to 265 lb / 120.2 kg