A strong shoe for heavy-duty use, a boot. / (US) Any kind of shoe. / (military slang) United States Navy ankle length work shoes, distinct from dress shoes or combat boots. / A peasant or yokel.

(medicine) A chronic disease marked by enlargement of the bones of the extremities, face, and jaw that is caused by over-activity of the pituitary gland.

(science fiction) A holographic disk used as a storage medium.

Any of the genus Zanthoxylum of deciduous and evergreen trees and shrubs in the citrus or rue family.