When you want to tell multiple people that they are either wrong or their opinion sucks. Can also be used when you are frustrated by someone's stupidity.
Example 1
A: George Bush is the 30th president
B: No he is the 24th what are you talking about
C: You guys are morons

Example 2
A: OMG Blink 182 is teh best band evar!
B: I agree they are so hawt and their music is teh shit!!1
C: You guys are morons

Example 3
A: Myspace is the best website
B: Nono its Facebook your wrong!
C: You guys are morons
by pseudonyms July 28, 2008
Get the you guys are morons mug.