NWBS

This phrase is usually seen on Instagram, Twitter, or Facebook and it's in relation to a party or get-together. It just means Nos Will Be Sold on the premises, so this mostly likely restricts any outside tanks.
"Guys $5, Girls free! Respect the pad! BYOB, NWBS strictly no outside tanks!:
by Thiccnuggett June 11, 2018
mugGet the NWBSmug.

NWBS

"Guys $5 Girls FREE! BYOB, NWBS strictly no outside tanks!"
by Thiccnuggett June 11, 2018
mugGet the NWBSmug.