empoisonneur

poisoner

noun ahn-pwah-zon-EUR Rare

Also means

pest (informal)

Usage Note

Empoisonneur derives from empoisonner ('to poison') and historically designated someone who commits poisoning. In informal modern French, un empoisonneur / une empoisonneuse is used figuratively for an insufferable nuisance or someone who spoils everything. The feminine form is empoisonneuse.

Examples

"Cet empoisonneur a gâché toute la soirée avec ses plaintes."

Natural Translation

That pest ruined the whole evening with his complaints.

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