Espresso coffee is a small 1 to 2 oz. shot of pressure-brewed coffee using between 6.5 and 7.5 grams (about 1 Tablespoon) of finely ground coffee. Brewing takes about 25 to 30 seconds. Properly brewed, an espresso will feature a layer of rich dark golden cream, called crema on the surface.
Definition of presumption for English Language Learners. : a belief that something is true even though it has not been proved. law : an act of accepting that something is true until it is proved not true.
Preempt is a bid in contract bridge whose primary objectives are to thwart opponents ability to bid to their best contract, with some safety, and to fully describe one's hand to one's partner in a single bid. A preemptive bid is usually made by jumping, i.e. skipping one or more bidding levels.