heaven knows

phrase

informal

—used to stress that something is not known

"How long will the meeting last?" "Heaven (only) knows."

Examples of heaven knows in a Sentence

Recent Examples on the Web

Afterward, hang out on Olvera Street and grab something to eat — heaven knows those businesses need the help. — Gustavo Arellano, Los Angeles Times, 10 July 2026

Men and women from Nuevo León and Coahuila, from San Luis Potosí and Texas, from Arizona, California, and heaven knows where else. — Literary Hub, 6 Feb. 2026

And heaven knows there are means in Silicon Valley to grease some skids. — Dieter Kurtenbach, Mercury News, 5 Dec. 2025

That meant a lot of chilly evenings stomping about in woods and fields that normally should have had plenty of deer, elk, raccoons, rabbits, owls, coyotes, and heaven knows what else running about. — David Szondy, New Atlas, 18 Feb. 2025

Steele underwent Tommy John surgery in 2017, and heaven knows what other arm maladies might await him. — Ken Rosenthal, The Athletic, 23 July 2024

The result is musically bland, but scarily realistic and also pretty funny, though heaven knows whose source material is being used. — David Meyer, Fortune, 11 Apr. 2024

The official royal coronation shop has released commemorative tote bags and honey-dippers and heaven knows what else; the official dish is a quiche made with spinach and fava beans. — Monica Hesse, Washington Post, 5 May 2023

Rhymes for heaven knows

• agarose
• aliquots
• amigos
• anthracnose
• bottlenose
• buffaloes
• bungalows
• calicoes
• cameos
• commandos
• conversos
• decompose