Mark"er (?), n.

One who or that which marks

. Specifically: (a)

One who keeps account of a game played, as of billiards.

(b)

A counter used in card playing and other games.

(c) Mil.

The soldier who forms the pilot of a wheeling column, or marks the direction of an alignment.

(d)

An attachment to a sewing machine for marking a line on the fabric by creasing it.

 

© Webster 1913.