The Collaborative International Dictionary of English v.0.48:
Off \Off\ ([o^]f; 115), adv. [OE. of, orig. the same word as R.
of, prep., AS. of, adv. & prep. [root]194. See Of.]
In a general sense, denoting from or away from; as:
1. Denoting distance or separation; as, the house is a mile
2. Denoting the action of removing or separating; separation;
as, to take off the hat or cloak; to cut off, to pare off,
to clip off, to peel off, to tear off, to march off, to
fly off, and the like.
3. Denoting a leaving, abandonment, departure, abatement,
interruption, or remission; as, the fever goes off; the
pain goes off; the game is off; all bets are off.
4. Denoting a different direction; not on or towards: away;
as, to look off.
5. Denoting opposition or negation. [Obs.]
The questions no way touch upon puritanism, either
off or on. --Bp.
From off, off from; off. "A live coal . . . taken with the
tongs from off the altar." --Is. vi. 6.
Off and on.
(a) Not constantly; not regularly; now and then;
(b) (Naut.) On different tacks, now toward, and now away
from, the land.
To be off.
(a) To depart; to escape; as, he was off without a
(b) To be abandoned, as an agreement or purpose; as, the
bet was declared to be off. [Colloq.]
To come off, To cut off, To fall off, To go off, etc.
See under Come, Cut, Fall, Go, etc.
To get off.
(a) To utter; to discharge; as, to get off a joke.
(b) To go away; to escape; as, to get off easily from a
To take off To do a take-off on, To take off, to mimic,
lampoon, or impersonate.
To tell off
(a) (Mil.), to divide and practice a regiment or company
in the several formations, preparatory to marching to
the general parade for field exercises. --Farrow.
(b) to rebuke (a person) for an improper action; to scold;
To be well off, to be in good condition.
To be ill off, To be badly off, to be in poor condition.