1 definition by rus_IMN

Top Definition
British slang for "Down Syndrome", also slang for "autism" in other areas of the UK.

This slang term was developed so that people could speak about it in public without offending those afflicted with either illness.
It is popular in the "Wales" region.
i'd hate to be afflicted with plex, that guy with plex can't even come up with anything on his own
by rus_IMN November 01, 2012

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