/ ˈəʊvədəʊs; NAmE ˈoʊvərdoʊs/ noun , verb
■ noun
too much of a drug taken at one time :
a drug / drugs overdose
She took a massive overdose of sleeping pills.
■ verb
(also informal OD ) [ v ] overdose (on sth) to take too much of a drug at one time, so that it is dangerous :
He had overdosed on heroin.
( figurative )
I had overdosed on sun.