One who is upon trial. A convicted offender who is allowed to go at large, under suspension of sentence, during good behavior. Probationes debent esse evidentes, sell, perspienss et faeiles intelligi. Co. Litt 283. Proofs ought to be evident, to-wlt perspicuous and easily understood. Probatls extremis, prasnmnntur media. The extremes being proved, the intermediate proceedings are presumed 1 Greenl. Ev.