Double-stacked British intensification — when 'proper' alone just isn't enough to convey the sheer scale of what you're describing. Mega proper turns the dial up to maximum authenticity, taking something already solid and confirming it's the real deal in the most emphatic possible terms. Mostly used in informal spoken and text contexts where enthusiasm outpaces vocabulary. If something is mega proper, it has passed every conceivable quality check and then some.
That roast dinner his nan made was mega proper — like something out of a Sunday pub lunch fever dream.
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Viral internet speak — memes, ratios, main-character moments, and the algospeak of every platform from Twitter to Reddit to TikTok comment sections.
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