Usage History of 'gaydar'

The following chart shows how frequently 'gaydar' appeared in printed materials over time. For example, the word 'gaydar' occurred 2 times in books in 1947 and 1,101 times in 2008. From 1947 to 2008, the word 'gaydar' was used a total of 6,946 times in books scanned by Google. See Reference: Google Ngram project.

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