That was a mastermindful scheme!

d20 — a specialized die with twenty sides

Quiet references are made to “stimmy” money, for example, and the show trusts us to understand that this is the family’s term of endearment for federal stimulus funds the Bluth company received.

For those unfamiliar, Johnson helpfully informs us that 'it's for your gooch, your Biffin's bridge, your perineum (the bit on your bum that after days in the saddle starts to chaffe).'