Like you, I thought it was new - but it appears to have been around for at least four years https://www.urbandictionary.com/define.php?term=Limbs%20aots
In my final exam at University I actually had to do this [answer a different question] as the question set was basically incorrect. It asked about the effects of some proposed legislation on a particular aspect. The trouble was, the proposed legislation had no impact on that specific aspect...