1. (noun) a person who is unusually selfish

• disagreeable person
• unpleasant person

1. (noun) a person who is unusually selfish

• dog in the manger
• egocentric
• egoist
• exploiter
• user
• hog
• pig
• monopoliser
• monopolist
• monopolizer
• narcissist
• narcist
• opportunist
• self-seeker