Abbreviation for
Neil's Per Hour, used to describe how many times someone has
seen Neil Patrick Harris within a certain period of
time.
"Me and Gerjan were watching the Harold and Kumar movies yesterday on TV, and then the new Old Spice commercial came on...
clocked us at 3 NPH."
"
Bah, we
clocked at 6NPH's when we had a Doogie Howser marathon last week."