1. sq - Noun
2. sq - Adjective
3. Sq - Proper noun
(medicine) subcutaneous injection
SQ (not comparable)
(medicine) subcutaneous
Initialism of significant quantity. (of nuclear material, for bomb-making etc.)
SQ
(law enforcement) Sûreté du Québec - the Quebec provincial police force
sq (not comparable)
Abbreviation of square in units of measure.