leam /liːm/noun 2verb 1forms 3 noun2 •(dialect, UK) A gleam or flash of light; a glow or glowing.The Leams of the morning sun streamed through the half-closed shutters — 1816 •A cord or strap for leading a dog.The horsemen spreading themselves along the side of the cover, waited untill the keeper entered, leading his ban-dog; a large blood-hound tied in a leam or band, from which he takes his name. — 1808 verb1 •(dialect, UK) To gleam; shine; glow. formsleamed · leaming · leams