An adjective describing total and utter dominance in a certain area. Derived from Michael Phelps' dominance in the 2008 Summer Olympics in which he set a record for winning 8 gold medals.
Wow. John can only be descibed as Phelpsian. He beats everyone at everything!
Combining Oliver and James Phelps (George and Fred Weasley from the Harry Potter Series by J.K. Rowling) in a sentence. Instead of saying "Oliver and James Phelps," one would say "The Phelpsies are awesome."
Members of the anti-gay group who protest at the funerals of American military personnel killed in Iraq, led by the Rev. Fred Phelps. Phelps believes American deaths in Iraq are divine punishment for a country that he says harbors homosexuals. The group finances their activities by suing churches and individuals by claiming impairment of their First Amendment rights and assault by angry and disgusted mourners.