- A secondary road; especially, a byroad at right angles to a main road.
- A line pert. or attached to the side of a thing.
- A line of goods sold in addition to one's principal articles of trade; a course of business pursued aside from one's regular occupation.
- Specif., a line for hobbling an animal by connecting the fore and the hind feet of the same side.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). side line. Retrieved September 21, 2026, from http://smartdefine.org/side_line/definitions/2061846 |
| Chicago | Webster's. 2011. "side line" http://smartdefine.org/side_line/definitions/2061846 (accessed September 21, 2026). |
| Harvard | Webster's 2011, side line, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/side_line/definitions/2061846>. |
| MLA | Webster's. "side line" 28 May 2011. Web. 21 September 2026. <http://smartdefine.org/side_line/definitions/2061846> |