blockade (v.) Copy link Outline 1. obsĭdĕo, sēdi, sessum, 22. obsīdo, 3 (obsido refers to the taking up of the position; obsideo to the holding of it)3. circumvallo, 1 (to surround with entrenchments)4. claudo, clausi, clausum, 3 • blockade (v.): 1. obsĭdĕo, sēdi, sessum, 2: armed men b.d all the approaches, omnes aditus armati obsidebant, Cic.: to b. a city, urbem ob., Liv.: Caes. 2. obsīdo, 3 (obsido refers to the taking up of the position; obsideo to the holding of it): to b. a bridge, pontem ob., Sall.: to b. the gates, portas ob., Virg. 3. circumvallo, 1 (to surround with entrenchments): Pompey was b.d, circumvallatus est Pompeius, Cic. 4. claudo, clausi, clausum, 3: they b. Capua with siege-works, Capuam operibus claudunt, Liv.: Virg.: v. to besiege.