Definition
To not wear underwear (chiefly underpants) under one's outer clothing
Origins
Cited since 1974, as university slang; explanations as to original meanings differ.
In Context
- "Ross: … why do you have to wear underwear tonight? Joey: It's a rented tux, 'kay? I'm not gonna go commando in another man's fatigues."
- "A little girl in pink exited one of the stalls with her mother behind her. “I wear big girl underpants now!” she proclaimed. She looked up at my sister. “Do you wear big girl underpants?” Nicki stared down at her. “No, I generally go commando.”"
- "Cute, but I saw a panty line. I stripped my panties off. No time to do more shopping—I'd just go commando."