(US) A person wearing fancy clothing; a member of a social elite. / A person very concerned with their appearance.

Alternative spelling of fancy pants / Someone fancy, silly or attractive.

overly fancy with little function; newfangled; complicated

(UK, dated slang) Synonym of ponce (“a pimp hired by a prostitute”) / (obsolete) A man who is fancied: a sweetheart. / (obsolete) A man who fancies something: a fan.

Free of commitments or obligations / Having no spouse or other partner

(UK, Australia) A costume, disguise to masquerade as something or someone else. / (uncountable) Formalwear.

(idiomatic) An idea, narrative, suggestion, etc., which is extremely imaginative and which appears to be entirely unrealistic, untrue, or impractical; thinking which is very speculative.

(retail) Decorative luxury items.

The breeding, competitive showing and racing of domestic pigeons

(dated) A ball where guests come in fancy dress.