n. The right of a railway company to use the tracks belonging to another; the charge levied for this right
n. The act of tracking, or towing, as a boat; towage.
the GNU version of the Collaborative International Dictionary of English
n. The act of tracking, or towing, as a boat; towage.
n. Lines of track, collectively.
The Century Dictionary and Cyclopedia
n. A drawing or towing, as of a boat on a river or canal; haulage; towage.
n. The collective tracks of a railway.
Word Usage
"They made money if the railroad chose to let its freight traffic absorb all the ancillary costs of supporting infrastructure: trackage, maintenance facilities, signaling, accounting, and so on."