You can strike your enemy and use the blow as an opportunity to grab and hold him.
Special: A monk can gain Binding Throw as a bonus feat starting at 14th level.
Pathfinder Roleplaying Game Ultimate Combat. © 2011, Paizo Publishing, LLC; Authors: Jason Bulmahn, Tim Hitchcock, Colin McComb, Rob McCreary, Jason Nelson, Stephen Radney-MacFarland, Sean K Reynolds, Owen K.C. Stephens, and Russ Taylor.