Lewis Short
discursĭo (noun F) : id.
* A running different ways, scattering (late Lat.): discursiones predatoriae,scattered raids for plunder, foragings,Amm. 15, 4, 11.
* A hasty passing through: discursione rapidā maturabant,Amm. 31, 9, 2.
Charlton T. Lewis, Charles Short, A Latin Dictionary