flaps and seals

noun

The covert interception and examination of postal mail.

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Meanings

nounflaps and seals (uncountable)
  1. uncountableespionageThe covert interception and examination of postal mail.

Origin

Referring to parts of an envelope.

Full word history & related roots →
Cite this entry
APA

flaps and seals. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/flaps%20and%20seals

MLA

“flaps and seals.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/flaps%20and%20seals. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “flaps and seals,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/flaps%20and%20seals.

Source: flaps and seals on Wiktionary, CC BY-SA 4.0.