The phrase comes from a 2013 French road safety campaign built around Sam, the designated driver character who does not drink so friends get home safely. Its slogan played on the idea that without a Sam for the night out, you would be left with le seum, the slang feeling of regret and frustration. The short official clip was shared online beyond the campaign, and the question line survived as a standalone reaction because the slang term remained widely used by French speakers on social media.
Sobre este som
French meme clip from the 2013 Sam campaign asking eh c'est quoi le seum, used to react to frustration, bad luck and annoying moments online.
The clip is a short French spoken line delivered with confused, annoyed energy, asking what 'le seum' actually is. Seum is French slang for that bitter feeling of frustration and disappointment when things go wrong. The voice sounds genuinely puzzled and a bit fed up, which makes the question land like a reaction rather than a real request for a definition. Played on its own it instantly signals irritation, disbelief or salty resignation, and viewers familiar with the phrase understand the mood before any context is added to the scene.