/k/eyboard Commando 

A derogatory name for user of 4chan's /k/, especially one who fantasizes about going to war with law enforcement agents or military personnel. More often than not has little to no formal training in gun fighting, but maintains a sense of confidence they could take on SOF and Federal agents.

"Remember that /k/eyboard commando who tried to shoot up that federal building?"

/k/eyboard Commando by CharlieFoxtrot14 October 3, 2019

Keyboard Commando 

Someone who acts tough behind a keyboard online, but can't say the same things in real life.

Keyboard Commando: 'That's complete shit! You're wrong! If I saw you in the street, I'd bash you!'

Real Life: 'Oh ... Hello ... Of course you are right and I am wrong. Sorry ... I won't disagree with you.'

Keyboard Commando by Papewaio March 2, 2010

Keyboard Commando 

A pro white youth who wastes his time on a pc rather then training for war.

Mario is a keyboard commando

Keyboard Commando by Ne01 March 26, 2003

Keyboard Commando 

Rationality says:
Capt. Commando: "How about you take your fuckin keybord an shuv it up your fucking asss you fucking faggot fuckfaced fucking cuntsmear! I'll fucking kick your ass, bitch!"

Just try it fucker. Come on... I dare you.

Keyboard Commando by Den-bot February 13, 2005

Keyboard Commander 

Person behind the keyboard.

I am the great keyboard commander and my words will haXor your computer n00b.

Keyboard Commander by Diane aka the BITCH July 15, 2005