Top Definition
Pronounced (peZZimistic). Notice the starting is pronounced like the candy dispensers called 'Pez'. Most people pronounce this word wrong.

It is the opposite of optimistic. Pessimistic is defined as expecting the worst in this worst of all possible worlds.

Another way to spell pessimistic is pezzimistic.
She is pezzimistic because she always believes she will lose at Minesweeper Flags.
by AAD July 08, 2005

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