The story
Blend of shill + Hillary, likely to invoke the view that Hillary Clinton serves corporate interests, lobbyists, etc. over the voters she represents.
Etymology from Wiktionary, CC BY-SA 4.0.
Shillary
Today it means: Hillary Clinton (born 1947), American politician and diplomat, former first lady (1993–2001) and secretary of state (2009–2013) of the United States. Full definition →