Ichidan verb, Transitive verb
to firmly tighten (e.g. around neck, throat); to constrict; to squeeze; to bind; to wring; to screw in (e.g. a bulb)
to strongly press (someone); to crack down on; to pursue relentlessly; to keep under strict control; to put the screws on
to settle accounts
Also written 絞め上げる【しめあげる】