To have a high amount of courage behind a computer screen (or over the internet in general) that would otherwise not be followed up or said in person. Such occurrences can include insults and arguments in general. Not being able to follow up to threats previously made online in a real life scenario also apply. Also see: internet balls
A: You are such an idiot, I hate you.
B: Why don't you come here and say that to my face?
A: Make me.
B: Clearly you have a strong case of "Internet Cajones"
B: Why don't you come here and say that to my face?
A: Make me.
B: Clearly you have a strong case of "Internet Cajones"
by Roger_5000 May 14, 2012