Suit Dan Share definition Flag The do something cheap, greasey, slimey and or underhanded. To Suit Dan someone usually involves ripping a close friend off. Everytime I ask B for my money he signs off, I think he is pulling a Suit Dan. Suit Dan by blntsbr May 27, 2009 0 0 Get merch Get the Suit Dan mug. Buy Now — $32.95 See more merch