Office code for sex and spending the night with a new love interest. Derived from, "stayed the night...we made coffee in the morning."
Coworker 1: "Elizabeth, How was your date last night?"
Coworker 2: "It was GOOOOOOD :)"
Coworker 1: "Did you makecoffee?"
Coworker 2: "ummmm...Yeah"
Coworker 1: "So was it gooooood?"