(figuratively) violently, ferociously, with fists flying

Alternative spelling of clé de bras

armlock (wrestling move in which the opponent's arm is held immobile)

sound (long narrow inlet)

(derogatory) to play it safe

(physics) lever arm (distance between the point of application of a force and the axis)

handcart (cart designed to be pulled or pushed by hand)

(transitive with à) to give one's arm (to someone)

(figuratively) to be well-connected, to have influential connections or a large network of acquaintances, to be influential

with both arms around someone's body, bodily / completely invested in resolving a problem, head-on