Lingo

http://www.myfitnesspal.com/topics/show/285425-new-here-what-are-these-abbreviations-all-about?hl=abbreviations#posts-3772445

You can go to the search button on the message boards and type abbreviations to see all of them too.

Its called MFP My fitness pal, NSV is a non-scale victory - some success not associated specifically with pounds. For example getting into your skinny jeans from 2 years ago, lowering your bp, getting a compliment from someone.