Not down, in a way (3)
I believe the answer is:
sip
(Other definitions for sip that I've seen before include "Smallest drink" , "Take a little of a drink" , "Small mouthful of liquid" , "Drink in tiny mouthfuls" , "Drink daintily" .)
I believe the answer is:
sip
(Other definitions for sip that I've seen before include "Smallest drink" , "Take a little of a drink" , "Small mouthful of liquid" , "Drink in tiny mouthfuls" , "Drink daintily" .)