Black's Law Dictionary (2nd edition)dictionaries

Causam Nobis Significes Quare

A writ addressed to a mayor of a town, etc., who was by the king's writ com-manded to give seisin of lands to the king's grantee, on hls delaying to do it, requiring him to show cause why he so delayed the per-formance of his duty. Blount; Cowell

Source: Black's Law Dictionary 2nd Ed (1910)