(historical) A member of the British rocker subculture of the mid-twentieth century.

(medicine, medical genetics) Severe combined immunodeficiency (SCID), a genetic disorder resulting in extreme vulnerability to infectious diseases.

Synonym of bubble boy disease

Alternative form of big-boy pants

(informal) Pull-up underwear worn by a boy during and after toilet training, as contrasted to the diapers worn during infancy.

plural of old boy network

plural of old-boy network

(historical) A boy employed in a metalworks to raise the furnace door.

plural of fraise des bois

The wild strawberry, the woodland strawberry (Fragaria vesca).