Short for Profile Picture. Common slang on myspace, facebook, and other sites that have a main picture option.

Adj. Something that is expected to have a long lifespan by virtue of having existed for a long time, based on the lindy effect, named for the New York restaurant Lindy's, coined by Albert Goldman and popularized by Nassim Taleb.

Your profile picture on Myspacetwitterfacebook or whatever. Usually used in texting or IMing, unless you are one of those extremely irritating people who speak e-speak.