Origin: Du, akin to Goth hulistr, a cover, ON hulstr, a sheath, OE heolstor, darkness, cover < IE base *el-, to conceal (> hall, hull) + Gmc noun suffix -stra-
See holster in American Heritage Dictionary 4
Origin: Probably Dutch
Origin: , alteration of holfter, hulfter
Origin: , from Middle High German hulffter, case, sheath, quiver, covering
Origin: , from hulft
Origin: , from Old High German; see kel-1 in Indo-European roots.
Learn more about holster