big idea

See more synonyms for big idea on Thesaurus.com

noun Informal.

any plan or proposal that is grandiose, impractical, and usually unsolicited: You're always coming around here with your big ideas.
purpose; intention; aim: What's the big idea of shouting at me?

Origin of big idea

An Americanism dating back to 1920–25

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for big idea

viewpoint, impression, concept, knowledge, consciousness, taste, approach, image, attention, thought, attitude, recognition, sense, opinion, feeling, judgment, notion, awareness, proposition, motion