In simple terms, seychelled means getting bitten in the prosterior by the very thing that is meant to save you. It was coined by the media group FTI global over the spike in COVID-19 cases in the Seychelles after mass vaccination with the Chinese vaccine Sinopharm.
I downloaded a bunch on anti-malware programs on my conputer and it seems I've brought on a virus. I've been scammed, bamboozled, screwed, seychelled.....
Seychellisation (noun) - a rarely used term in vexillology (the study of flags), which usually describes the transformation of national or regional flag so that it would look similar to the flag of Seychelles.
Seychellise (verb) - an action of transformation of national or regional flag so that it would look similar to the flag of Seychelles.