A "nothing-in-particular-person"... someone who doesn't quite do anything; they're never good or bad, just there being creepy and lackluster
"I don't know why I don't like her, she's just sort of a NIPP. She didn't do anything wrong, but she doesn't do anything right either..."
by a_d_c September 05, 2011
by Johnny Nipps February 19, 2004
by R.scottie4eva April 12, 2009