Underhook

An underhook is a clinch hold that is used in grappling to control the opponent. It is performed from any direction by putting an arm under the opponent`s arm, and holding the opponent`s midsection or upper body. Having an underhook with one arm is called a single underhook, while having underhooks with both arms is known as double underhooks. T.....
Found on http://en.wikipedia.org/wiki/Underhook

Underhook

When an attacker in a clinch situation puts his/her arm under their opponent's arm and tries to grip the shoulder or back to gain control. Double underhooks enable greater control and will also set up a throw. Obtaining an underhook while on the bottom of a grounded position allows a fighter to rise to their feet with more ease.
Found on http://www.ufc.com/discover/glossary/list

Underhook

When an attacker in a clinch situation puts his/her arm under their opponent's arm and tries to grip the shoulder or back to gain control. Double underhooks enable greater control and will also set up a throw. Obtaining an underhook while on the bottom of a grounded position allows a fighter to rise to their feet with more ease.
Found on http://www.ufc.com/discover/glossary/list
No exact match found