Top Definition
A warlock character from the book series 'Mortal Instruments'. A fan of glitter and colors, despite his less than professional appearance he is quite powerful. Currently in a relationship with Alexander (Alec) Lightwood.

His 'warlock trait' are his golden-green cat eyes.

Warlocks in the 'Mortal Instruments' series are children of demons and humans.
Who's Magnus Bane?

An awesome, flamboyantly gay warlock.
by Peculiar Daze October 09, 2010
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an amazing warlock from cassandra clare's the mortal instruments series. he also appears in the infernal devices and the bane chronicles.
a bisexual, flamboyant character who's always up for a party. he is currently dating alec lightwood.
magnus bane throughout the whole series; fab.
by supertrash September 14, 2016
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