concentric circles, to be aimed at in shooting practice or contests.
2.
any object used for this purpose.
3.
anything fired at.
4.
a goal to be reached.
5.
an object of abuse, scorn, derision, etc.; butt.
6.
Fencing. the portion of a fencer's body where a touch can be scored.
7.
a disk-shaped signal, as at a railroad switch, indicating the position of a switch.