Dahlke envelope

/ˈdɑːlkə ˈɒnvəloʊp//ˈdɑːlkə ˈɛnvəloʊp/

noun

An airmail envelope with a distinct pattern of spaced diamonds in alternating red and blue colours around the outer edge.

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Meanings

nounDahlke envelope (plural Dahlke envelopes)

plural Dahlke envelopes

  1. An airmail envelope with a distinct pattern of spaced diamonds in alternating red and blue colours around the outer edge.

Origin

After its designer Benjamin Dahlke. In use in the late 1920s, the name was patented in 1929.

Full word history & related roots →
Cite this entry
APA

Dahlke envelope. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Dahlke%20envelope

MLA

“Dahlke envelope.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Dahlke%20envelope. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Dahlke envelope,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Dahlke%20envelope.

Source: Dahlke envelope on Wiktionary, CC BY-SA 4.0.