A person, typically a marijuana grower, who is very generous with their stash and can be counted on to provide dank bud for a session and even leave buds for their friends upon departure.
Hey man, Mike the potfairy is coming down from the hills, you know we'll be smoked out on some chronic herb, he usually even leaves a bud for later too.
by humboldt hero April 21, 2011
Get the potfairymug.