Noun
a line made up of dots or dashes; often used to indicate where you are supposed to sign a contract
Source: WordNetjust sign on the dotted line Source: Internet
A 1798 British map showed a dotted line connecting the Columbia with the Missouri. Source: Internet
A junk lob takes a shallower arch, and lands close to the side wall somewhere between the dotted line and the back wall. Source: Internet
At each of the corners, a convert radius quarter-circle is drawn, and a dotted line is painted parallel to the shortline and convert away from it without extending into the penalty area. Source: Internet
If it’s a dotted line, that means you’ll have a bad shot: 40 percent chance or lower. Source: Internet
Benoît's 1729 sketch shows only a dotted line indicating stitch marks without any indication of fletching (all other arrows in the Tapestry are fletched). Source: Internet