—n. 1. appearance, esp. the look or expression of the face: a sad countenance. 2. the face; visage.
3. calm facial expression; composure.
4. approval or favor; encouragement; moral support.
5. Obs.bearing; behavior.
6. out of countenance, visibly disconcerted; abashed: He was somewhat out of countenance at the prospect of an apology.
—v.t. 1. to permit or tolerate: You should not have countenanced his rudeness. 2. to approve, support, or encourage.