The word boludo in Argentina is one of the most useful and most common words you will learn. It may be a strong insult or a term of great affection used among close friends. Several variations to the word also exist.
When used in an insulting way, BOLUDO means something like idiot, dumbass, stupid fool, or even dumbshit. On the more positive side, it may be something like dude or man, among friends. You would never call someone a BOLUDO in a positive context, unless it is a close friend of yours. Most other people could take offense to the term. If you are not sure of an appropriate time to use it, you are best off leaving it out.
Variations of BOLUDO
boludez - 1) something trivial, small, unimportant, 2) a piece of cake, easy
boludear - 1) to screw around, mess around, kill time, 2) to bullshit someone, to screw with, lie to
bolu - short for boludo
Check out these other Argentina Spanish Slang Word articles.