obsĕro, āvi, ātum, 1, v. a. [ob-sera], to bolt, bar, fasten, or shut up (not in Cic. or Caes.; syn.: claudo, oppilo, obstruo).
I Lit.: ostium, Ter. Eun. 763: aedificia, Liv. 5, 41: fores (opp. aperire), Suet. Tit. 11: tabellam liminis, Cat. 32, 5: exitus, Col. 9, 1, 3: rogos, i. e. the dead , Prop. 4, 11, 8.—
II Transf.: aures, Hor. Epod. 17, 53: palatum (for os), i. e. to be silent , Cat. 55, 21: fores amicitiae, Amm. 27, 12.