Thanks to 4chan trolling, this hand gesture ... it's developed a double meaning over the last four years. In 2015, Viner Pizza Party Ben made a vine of himself making that gesture and captioned ...

It is very significant," one commented about Eric Trump's hand gesture. "I don’t give credence to conspiracy theories around hand gestures ... spiritual and symbolic meanings throughout ...

An curved arrow pointing right. Many hand gestures in the US are pretty universal. The peace sign, thumbs up, and "devil horns" aren't likely to earn you any strange looks in the States ...