union bug

noun

A maker’s mark imprinted on a work to show that it is sanctioned by members of a trade union. It is often a tiny elongated rhomboid containing and surrounded by, in minuscule typeface, identifying names and the union’s local chapter number.

“Printed matter circulated by the (US) Democratic Party inevitably displays a union bug.”

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Meanings

noununion bug (plural union bugs)

plural union bugs

  1. mediaA maker’s mark imprinted on a work to show that it is sanctioned by members of a trade union. It is often a tiny elongated rhomboid containing and surrounded by, in minuscule typeface, identifying names and the union’s local chapter number.

    Printed matter circulated by the (US) Democratic Party inevitably displays a union bug.

Synonyms & antonyms

Also see
bug
Cite this entry
APA

union bug. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/union%20bug

MLA

“union bug.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/union%20bug. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “union bug,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/union%20bug.

Source: union bug on Wiktionary, CC BY-SA 4.0.