waylay

To lie in wait for and attack from ambush. synonym: ambush.

To approach and speak to (a person on the way to a destination or in the middle of an activity).

To interrupt the course or progress of.

To lie in wait for in the way, in order to lay hold of for some purpose; particularly, to lie in wait for with the view of accosting, seizing, assaulting, robbing, or slaying; take in ambush.

To beset with ambushes or ambuscades; ambuscade.