below-the-radar

adjective

be·​low-the-ra·​dar

: not prominent, widely noticed, or well-known

… the contemporary below-the-radar hip-hop scene in South-central Los Angeles.

—Publishers Weekly, 3 Apr. 2000

Gershon plays the leader of a below-the-radar girl group …

—Diane Vadino, Spin, November 2003

The Internet has created an almost limitless battlefield for below-the-radar attacks.

—Michael Isikoff et al., Newsweek, 21 Jan. 2008

Word History

First Known Use

1992, in the meaning defined above

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