OD

OD1 [ ou`di ] (present participle OD'ing; past tense and past participle OD'd) verb intransitive INFORMAL

to take an OVERDOSE of a drug so that you become very sick or die:

OD on: Apparently she OD'd on sleeping pills.

a. HUMOROUS to eat, drink, or do too much of something:

OD on: I have a tendency to OD on desserts.

OD

OD 2 [ ou`di ] noun count INFORMAL

an OVERDOSE of a dangerous drug