When every player at a Hold'em table folds before the Flop, the player who made the raise that caused the folds is said to have Stolen the Blinds, because that's all that was won.
to take the blinds with an aggressive opening bet, usually from a late position, often by bluffing or semi-bluffing.
Betting aggressively to fold the blinds before the flop. Generally done from late position, with everyone else presumably already out. Its profitability is often underestimated.