plural of granny square

plural of square wave

A tool used to measure out right angles.

plural of try square

plural of square-up

A message shown before an exploitation film, indicating what social or moral issue the film attempts to address.

(nautical) A stern having a transom and joining the counter timbers at an angle, as distinguished from a round stern, which has no transom.

(obsolete) To do no harm; to make no difference.

A portable instrument in the form of a square frame for ascertaining distances and heights by measuring angles.

(telecommunications, historical) A character code represented by two sets of six lit torches, used to send messages character by character, in a two point visual fire telegraph. The character code is generated by encoding characters in a grid, where each character generates two numbers, uniquely representing each character as a pair of numbers.