What does PRON mean
The spelling of PRON looks quite familiar, and if you read it Porn mistakenly, then you are right. However, PRON is not the exact word. It is actually PR0N. It is written that way to hide the content. When some searches for PORN, the content with the word P0RN will not appear.
What does PRON Mean?
PRON means PORN.
Same alphabet, but in different order. At the start you may pronounce PRON as PORN, but when you look carefully, you will understand.