Stanchion (stănshŭn ; 277), n. [OF. estanson, estançon, F. étançon, from OF. estance a stay, a prop, from L. stans, stantis, standing, p. pr. of stare to stand. See Stand, and cf. Stanza.] [Written also stanchel.] 1. (Arch.) A prop or support; a piece of timber in the form of a stake or post, used for a support or stay.
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2. (Naut.) Any upright post or beam used as a support, as for the deck, the quarter rails, awnings, etc.
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3. A vertical bar for confining cattle in a stall.
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