To help off

to help to go or pass away, as time; to assist in removing.

See also: Help

References in classic literature ?
"There has been a law passed forbidding people to help off the slaves that come over from Kentucky, my dear; so much of that thing has been done by these reckless Abolitionists, that our brethren in Kentucky are very strongly excited, and it seems necessary, and no more than Christian and kind, that something should be done by our state to quiet the excitement."
Wayfinders and assistants are to help off the route.
Where applicable, Federal and Stat e assistance wi ll be sought through grants or other funding sources to help offs et the City~s contribution to these improvements.