1. Instrument qui sert ŕ tracer un angle droit.
2. Pièce métallique en T pour renforcer les assemblages.
3. Figure de gymnastique exécutée ŕ la corde lisse et qui met le corps de l'athlète en position d'équerre.
A try square with an adjustable sliding head.
ETYM Old Fren. esquarre, esquierre, French équerre a carpenter's square (cf. Italian squadra), from (assumed) Late Lat. exquadrare to make square; Latin ex + quadrus a square, from quattuor four. Related to Four, Quadrant, Squad, Squer a square.
1. (Informal) A formal and conservative person with old-fashioned views; SYN. square toes.
2. A tool consisting of two straight arms at right angles; used to construct or test right angles.
3. Any object having a shape similar to a plane geometric figure with four equal sides and four right angles.
4. The product of two equal terms; SYN. second power.