noun \ˌjē-(ˌ)āch-ˈbē\

Definition of GHB

: a fatty acid C4H8O3 that is a metabolite of gamma-aminobutyric acid, that is a depressant of the central nervous system, and that is used illicitly to produce sedative and euphoric effects or to stimulate release of growth hormone to increase muscle mass—called also gamma hydroxybutyrate

Seen & Heard

What made you want to look up GHB? Please tell us where you read or heard it (including the quote, if possible).