What does "entangle" mean?

Entangle: To involve in such complications as to render extrication a bewildering difficulty; hence, metaphorically, to insnare; to perplex; to bewilder; to puzzle; as, to entangle the feet in a net, or in briers. "Entangling alliances." Washington. The difficulties that perplex men's thoughts and entangle their understandings. Locke. Allowing her to entangle herself with a person whose future was so uncertain. Froude.