1. A vertical support or post: The stanchions the workers installed were too feeble and didn't hold up the building properly.
2. A structure of such posts utilized to enclose cattle: The stanchions using horizontally strung wire to contain the cows were put up the year before and needed to be repaired.

1. To put up vertical poles or bars: The beams were stanchioned correctly so that the construction would last a long time.
2. To confine, usually cattle, by using upright posts: Poles were used in the enclosure to stanchion the herd of cows on the farm.