Definition of Trudeaumania in English:

Trudeaumania

noun

mass noun
  • Extreme enthusiasm for Pierre Trudeau (prime minister of Canada 1968–79 and 1980–4), especially during his 1968 election campaign and early years in office, or (more recently) his son Justin Trudeau, prime minister of Canada since 2015.

    ‘despite Trudeaumania, Pierre Trudeau never won more than 45 per cent of the vote’
    ‘Canadian Prime Minister Justin Trudeau brought Trudeaumania to America on Thursday’

Origin

1960s from Trudeau, Pierre + -mania.

Pronunciation

Trudeaumania

/truːdəʊˈmeɪnɪə/