- any of the outer lines bordering the playing field.
Origin of touchline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for touchline
The half-holiday must not be spent in shivering on a touchline and then crowding round a fire.
- either of the lines marking the side of the playing area in certain games, such as rugby