sacker noun7 •A player who sacks (tackles the offensive quarterback behind the line of scrimmage before he is able to throw a pass).The loss of last year’s leading sacker, Kerry Hyder Jr., for the season with an Achilles injury is still problematic. — 2017 •A person who sacks or fires (dismisses someone from a job or position).Romanov was a serial sacker of managers, picked the team himself at times from Vilnius […] — 2014 •A person who fills or makes sacks or bags.There are two men, known as sackers who, with the use of machinery, can fill 15,000 to 20,000 sacks a day. — 1929 •A machine or device for filling sacks. •Synonym of bagger (“retail employee who bags customers' purchases”).Know a grocery sacker with a pension like that? — 2012 •[in compounds] A baseman (player positioned at or near a base).The ball crossed the base before he did, but it bounded between the third sacker’s feet, and score two was marked up for Hollis Creek, with nobody out! — 1910 •A person who sacks or plunders.Direptor & vexator vrbis. Cicer[o]. A spoy[l]er and sacker of a citie. — 1578 formssackers