1. Literal Some of the finestbeef available in all of South America.
2. When you have a long dick but know that one of your neighbor's is longer.
Man 1: *unzips pants* Look at my big dick. Must be all that Argentinian beef I've been eating.
Man 2: *unzips pants* If you've been eating Argentinian beef, then I must be eating Chilean beef!
When someone is anal fisted, there is a chance that their rectum will stick out. The red, pink tissue looks like ground beef, hince the name.
See: Rosebud
'Did you hear about Benjamin, he's started that all-beef diet after spending several hundred dollars accessing nutritional advice from a quack with zero qualifications, all in the hope it'll bring him closer to her equally kooky dad.'
'Well, there was a recent outbreak of BSE, so let's hope CJD does its thing and this distinctly boneheaded contingency collectively win the next few decades' Darwin Awards.'
'To be fair, bovine spongiform encephalopathy does accurately describe the brain states of these pathological simpletons.'