Definition from Wiktionary, the free dictionary
See also préjudice
Alternative forms 
- præjudice (archaic)
prejudice (plural prejudices)
- An adverse judgment or opinion formed beforehand or without knowledge of the facts.
- Any preconceived opinion or feeling, whether positive or negative.
- An irrational hostile attitude, fear or hatred towards a particular group, race or religion.
- The damage caused by such fear or hatred.
- (obsolete) Knowledge formed in advance; foresight, presaging.
adverse judgement formed beforehand
any preconceived opinion
irrational hostile attitude
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Derived terms 
- (Law) without prejudice - without affecting a legal interest
- in prejudice of - to the detriment or injury of
- to the prejudice of - with resulting harm to
- (transitive) To have a negative impact on someone's position, chances etc.
- (transitive) To cause prejudice.
to have a negative impact
to cause prejudice