The acronym nsfr, meaning Not Safe For Ramadan, is commonly used as a replacement tag for nsfw (not safe for work) during the month of ramadan.
This post is pretty nsfr
por bae_yinah 30 de Junho de 2014
1 more definition
Not Safe For Republicans
"This poster of Obama is NSFR"
por The Rumbler 05 de Janeiro de 2009