Underhook
Quick meaning
An underhook is when your arm goes under your partner’s arm. It can help you lift, turn, or guide them.
In plain words
Put your arm under theirs to guide their body.
In Brazilian Jiu-Jitsu, understanding how underhook connects to balance and leverage helps you make smart choices during partner drills.
Why it helps
An underhook can help you lift or turn your partner.
The underhook helps with control. wrestling up. passing. taking the back. and stopping the other person from flattening you out.
Practicing this movement gives you confidence during partner movement. You learn when to build frames, when to create space, and how to stay calm.
Start here
Keep your arm close. Ask your coach to show you.
Coach cue: Stay calm and keep your structure while working underhook.
Coach says
You see underhooks in half guard. side control battles. standing tie-ups
Stay safe
Move with care. Do not pull your partner’s arm hard.
Coached rounds begin at a controlled pace so everyone trains safely.
FAQ
What does underhook mean in BJJ?
An underhook is when your arm goes under your partner’s arm. It can help you lift, turn, or guide them.
How should beginners train underhook safely?
Train underhook with control, follow coach cues, and tap or reset early when needed.