go commando 

to dress without underpants / knickers, but be otherwise normally attired

"i'm afraid I can't lower my trousers your honour, as I have gone commando today"

go commando by disco stu May 14, 2003

go commando 

not wearing undergarments

go commando by Anonymous June 4, 2003

go commando 

to go without wearing any underwear under ones out clothes (distinguished by is being applicable to both genders as opposed to freeball which is used exclusively for males)

I do not think I could go commando on a regular basis. I could not get used to it.

go commando by The Return of Light Joker October 20, 2008

go commando 

a guy deliberately not wearing underwear

"Nobody seemed to pay much attention when I dropped my pants until I decided to go command."

go commando by Roger March 6, 2003

go commando 

going without the undergarment that protects your pointed object-- breasts for females, penis for males.

I have gone commando today. I am not wearing a bra.

go commando by Wael Salloum December 8, 2003