That little nod to a Dylan Thomas poem that you sneaked into your PowerPoint presentation? That was an allusion, a quick reference to something that your audience will have to already know in order to "get."
A figurative or symbolical reference.
Noun
passing reference or indirect mention
n.
A figurative or symbolical reference.
n.
A reference to something supposed to be known, but not
explicitly mentioned; a covert indication; indirect reference; a hint.
Allusion
A figurative or symbolical reference.
Usage Examples
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