An unfavorable card or token, or undesirable or worthless item used as a prize in a contest or game show (such as Let's Make a Deal).
A feeling of a drug taking hold.
To hit hard .
To make (someone) sleepy or delirious, to put into a stupor .
(usually followed by “out”) To become exhausted, sleepy or delirious.
After two hours of studying, I zonked out.