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2 definitions by MiSTER PiBB

Psychological (descriptive):
the claim that each person is only interested in their own welfare
Ethical/rational (normative):
the belief that an ethical/rational decision is one that is in ones own self interest
if you believe in egoism, everyone is an egoist
that guys such a dick, i bet he believes in egoism
by MiSTER PiBB January 3, 2010
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1. A believer in egoism
2. A self-centered or egocentric person
ayn rand was an egoist
that egotist is such an egoist
by MiSTER PiBB January 3, 2010
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