verb (used with object), med·i·cat·ed, med·i·cat·ing.
Origin of medicate
Examples from the Web for overmedicate
The defense has hinted that pressure may have caused Jackson to panic and overmedicate himself.
Word Origin for medicate
"to treat medicinally," 1620s, a back-formation from medication, or else from Late Latin medicatus, past participle of medicare. Related: Medicated; medicating. The earlier verb in English was simply medicin (late 14c.).