The name Barbossa is a boy's name meaning "a place with many palm trees". Barbossa and is often added to lists like Charming Easter Baby Names and discussed in our forums with posts like "Three Strikes, You're Out -- Boys".
From the experts:
Barbossa (also spelled Barbosa) is derived from the Barbosa palm. It is also a common place name, with towns called Barbossa spread across Latin America. Film buffs might also recall that Barbossa is the name of the captain of the Black Pearl in the movie "Pirates of the Caribbean".