lowered (Adjective) — Below the surround or below the normal position. ex. "with lowered eyes"
lowered (Verb) — Move something down to a less high position. ex. "lower the vase from the shelf"
lowered (Verb) — Reduce the ranking, degree, intensity, strength, etc., of. ex. "lower expectations" ex. "lower a rating"
lowered (Verb) — Make quieter. ex. "lower the volume of a radio"
lowered (Verb) — Cause to drop or sink. ex. "The lack of rain had lowered the water level in the reservoir"