postman's knock

British  

noun

1. a children's party game in which a kiss is exchanged for a pretend letter

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Example Sentences

There are two metrics for measuring the beauty of handwriting, said Lindsey Bugbee, creator of The Postman’s Knock, a calligraphy and handwriting blog and business.

From Seattle Times

Whilst he was speaking we were startled by a knock at the hall door, the double postman’s knock of the telegraph boy.

From Literature

All of which did not prevent her from scurrying to the door at the postman’s knock, nor prevent her from referring somewhat shortly to retired sergeant-majors of bibulous habits when she found that the post brought a tailor’s bill.

From Slate

I've but to dread the Postman's knock, A sharp but momentary shock, I'll hope that it may bring no worse, Than some attempt upon my purse.

From Project Gutenberg

I wrote to you to Kittery Point—I think it was—something like a year ago, and my chief occupation since then has been listening for the postman's knock.

From Project Gutenberg