What is the meaning of you must be trolling？? - Question about English (US)

Trolling, What does trolling mean?

Trolling / Troll

In the era of “troll” terminology

The Mean, Multiple-Meaning Troll - 6-Pack

Getgo English school - troll (noun; verb) Meaning: Originally, a troll is a creature from Scandinavian stories. Trolls are like monsters, but less scary. They are ugly and they try to make

What does 'trolling' mean? What's the difference between trolling and kidding?

Your Trolling Definition is Wrong - Davis Tech Media

What does Troll Despair mean? Twitch term explained - Dot Esports

The Art of Trolling

Does this mean something? Or are they just trolling? : r/Silksong