MOTION, practice. An application to a court by one of the parties in a cause, or his counsel, in order to obtain some rule or order of court, which he thinks becomes necessary in the progress of the cause, or to get relieved in a summary manner, from some matter which would work injustice.

2. When the motion. is made on some matter of fact, it must be supported by an affidavit that such facts are true; and for this purpose, the party's affidavit will be received, though, it cannot be read on the hearing. 1 Binn. R. 145; S. P. 2 Yeates' R. 546. Vide 3 Bl. Com. 304; 2 Sell. Pr. 356; 15 Vin. Ab. 495; Grah. Pr. 542; Smith's Ch. Pr. Index, h. t.