bedem

1. rampart; fortress wall
   Šetali smo bedemima Beogradske tvrđave. — We walked along the ramparts of Belgrade Fortress.
   Stari grad je okružen visokim bedemom. — The old town is surrounded by a high rampart.
2. formal (figurative) bulwark; bastion
   Porodica je poslednji bedem protiv usamljenosti. — Family is the last bulwark against loneliness.