ETYMOLOGY
from Latin loco, ablative of locus (the place in which something is situated or occurs) + move
EXAMPLE
“…A Journey in a Postchaise
To his Brother
Passenham, July 16, 1792
Dear Brother, – It is high time you should know something about us and our locomotions. To-morrow morning, at six of the clock, we begin to loco-move towards Bitteswell…”
From: Recreations and Studies of a Country Clergyman of the Eighteenth Century
By Thomas Twining (letter)
Lexicophilia 