An arbitrary unit of measurement most commontly used to describe something extremely heavy in weight. It is also commonly used as a noun to describe Walmart shoppers.
"Dude that elephant at the zoo was freaking huge!"
"Yea man, he must have weighed at least half a ramiri."
"I just ate 5 quesadillas. I feel like I gained 2 whole ramiri."
"I got super baked last night and went to Walmart to buy some ice cream, and even though it was 2 am there were still so many ramiri in there!"
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.