Any of a group of N-benzylphenethylamine derivatives, that have methoxy groups at positions 2- and 5-, that have psychedelic activity

plural of 25-NB

(sports) Initialism of National Basketball Association. / (sports) Initialism of National Boxing Association.

Initialism of National Broadcasting Company: U.S. television and radio network. / (historical) Abbreviation of National Biscuit Company: U.S. food company, now Nabisco.

(weaponry) Abbreviation of nuclear weapon, biological weapon and chemical weapon.

(weaponry) Abbreviation of nuclear, biological, chemical.

(HTML) Initialism of non-breaking space.

(basketball, historical) Initialism of National Basketball Association Development League, former name of an organization within the National Basketball Association.

(US) Initialism of National Bureau of Economic Research.

Abbreviation of north by east.