oust Woodhouse Smith-Hall oust v. trans. P. and V. ἐκβάλλειν, ἀ̆πορρίπτειν, ὠθεῖν, ἐξωθεῖν, ἀ̆πωθεῖν, V. ἐκρίπτειν. oust: ējĭcio, 3: v. TO EXPEL.