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A term used in "Point Break" that has seeped into everyday blog and news use to reassure everyone that, indeed, the plane in question is perfectly good, as opposed to regularly good, or better-jump-it's-gonna-to-blow-up-in-10-seconds good. The people of the Internet greatly treasure this seemingly pointless phrase.

Known in Britain as "Perfectly Serviceable Aeroplane"
Yesterday he jumped out of a perfectly good airplane. But then the craft blew up inexplicably, and made doubt my use of the phrase.
by The Lexical Colloquializer November 21, 2013