1 definition by Tyler McNizzle

a combination of ehh, yep/yup, and pff.
a sign of indifference/sarcasm.
used best when replying to a question or statement that you don't really care about.
for use while typing (text, or online)
Friend: how was swim practice?
You: epf.

Friend: that was some good mexican food, wasn't it?
You: epf.
by Tyler McNizzle December 30, 2009
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