Definitions for "Come down"
move downward and lower, but not necessarily all the way; "The temperature is going down"; "The barometer is falling"; "The curtain fell on the diva"; "Her hand went up and then fell again"
be the essential element; "The proposal boils down to a compromise"
fall from clouds; "rain, snow and sleet were falling"; "Vesuvius precipitated its fiery, destructive rage on Herculaneum"
The next day when the effects are wearing off. What goes up must come down, though this can be softened by drinking lots of alcohol and smoking pot.
gradual "wearing off" of the effects of a drug
Keywords:  withdrawal, effects
withdrawal effects