As in "Wow, she's a grandmother? She's still a GILF to me," it refers to "attractive older women" (or a cougar) who lives by the adage that "50 is the new 30." It is an acronym used in texting, online [[chat or
chatting|chat]], instant messaging, e-mail,
blogs, and newsgroup postings, it
is also considered a form of online jargon or text message
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