Tip Up Edit Meaning

1. Nickname given by WWII pilots-in-training to the Vultee BT-13 Valiant. This particular aircraft had a tendancy to vibrate a lot during ..

1. Hand gesture used in sketchy or shady situations often performed while announcing "shady tree" or any accusation of sketchines..

1. Short for 'viral marketing'. An online marketing strategy that encourages people to pass on a marketing message. Amusing and l..