Close relative to the professional celebrity you are famous because you are related(not quite) to someone famous.
The future(?) son-in-law of the former presidential candidate has become famous as a celebrity by proxy.
by Stephan Smolka November 26, 2009
Something one does to treat themselves, due to a celebration going on for someone they are close with.
by DiSCO_on_UD July 10, 2023