An open wooden vessel formed with staves, bottom, and hoops; a kind of short cask, half barrel, or firkin, usually with but one head, -- used for various purposes.(noun)
source: webster1913
verb (v)
To plant or set in a tub; as, to tub a plant.(verb)
source: webster1913
To make use of a bathing tub; to lie or be in a bath; to bathe.(verb)