Webster's Revised Unabridged Dictionary · 1913

For-

For- ({not transcribed})

[Anglo-Saxon for-; akin to Dutch & German ver-, Old High German fir-, Icelandic for-, Gothic fra-, compare Sanskrit parā- away, Greek {not transcribed} beside, and English far, adj. Compare Fret to rub.]

A prefix to verbs, having usually the force of a negative or privative. It often implies also loss, detriment, or destruction, and sometimes it is intensive, meaning utterly, quite thoroughly, as in forbathe.

For , preposition

[Anglo-Saxon for, fore; akin to Old Saxon for, fora, furi, Dutch voor, Old High German fora, German vor, Old High German furi, German fur, Icelandic fyrir, Swedish for, Danish for, adv. for, Gothic faúr, faúra, Latin pro, Greek {not transcribed}, Sanskrit pra-. r 202. Compare Fore, First, Foremost, Forth, Pro-.]

In the most general sense, indicating that in consideration of, in view of, or with reference to, which anything is done or takes place.
1.
Indicating the antecedent cause or occasion of an action; the motive or inducement accompanying and prompting to an act or state; the reason of anything; that on account of which a thing is or is done.
With fiery eyes sparkling for very wrath. — Shakespeare
How to choose dogs for scent or speed. — Waller
Now, for so many glorious actions done, For peace at home, and for the public wealth, I mean to crown a bowl for Casar's health. — Dryden
That which we, for our unworthiness, are afraid to crave, our prayer is, that God, for the worthiness of his Son, would, notwithstanding, vouchsafe to grant. — Hooker
2.
Indicating the remoter and indirect object of an act; the end or final cause with reference to which anything is, acts, serves, or is done.
The oak for nothing ill, The osier good for twigs, the poplar for the mill. — Spenser
It was young counsel for the persons, and violent counsel for the matters. — Bacon
Shall I think the worls was made for one, And men are born for kings, as beasts for men, Not for protection, but to be devoured? — Dryden
For he writes not for money, nor for praise. — Denham
3.
Indicating that in favor of which, or in promoting which, anything is, or is done; hence, in behalf of; in favor of; on the side of; -- opposed to against.
We can do nothing against the truth, but for the truth. — 2 Cor. xiii. 8
It is for the general good of human society, and consequently of particular persons, to be true and just; and it is for men's health to be temperate. — Tillotson
Aristotle is for poetical justice. — Dennis
4.
Indicating that toward which the action of anything is directed, or the point toward which motion is made; intending to go to.
We sailed from Peru for China and Japan. — Bacon
5.
Indicating that on place of or instead of which anything acts or serves, or that to which a substitute, an equivalent, a compensation, or the like, is offered or made; instead of, or place of.
And if any mischief follow, then thou shalt give life for life, eye for eye, tooth for tooth, hand for hand, foot for foot. — Ex. xxi. 23, 24
6.
Indicating that in the character of or as being which anything is regarded or treated; to be, or as being.
We take a falling meteor for a star. — Cowley
If a man can be fully assured of anything for a truth, without having examined, what is there that he may not embrace for tru{not transcribed}? — Locke
Most of our ingenious young men take up some cried-up English poet for their model. — Dryden
But let her go for an ungrateful woman. — Philips
7.
Indicating that instead of which something else controls in the performing of an action, or that in spite of which anything is done, occurs, or is; hence, equivalent to notwithstanding, in spite of; -- generally followed by all, aught, anything, etc.
The writer will do what she please for all me. — Spectator
God's desertion shall, for aught he knows, the next minute supervene. — Dr. H. More
For anything that legally appears to the contrary, it may be a contrivance to fright us. — Swift
8.
Indicating the space or time through which an action or state extends; hence, during; in or through the space or time of.
For many miles about There 's scarce a bush. — Shakespeare
Since, hired for life, thy servile muse sing. — prior
To guide the sun's bright chariot for a day. — Garth
9.
Indicating that in prevention of which, or through fear of which, anything is done. [Obsolete]
We 'll have a bib, for spoiling of thy doublet. — Beau. & Fl
As for me and my house, we will serve the Lord. — Josh. xxiv. 15
For me, my stormy voyage at an end, I to the port of death securely tend. — Dryden

For , conjunction

1.
Because; by reason that; for that; indicating, in Old English, the reason of anything.
And for of long that way had walkéd none, The vault was hid with plants and bushes hoar. — Fairfax
And Heaven defend your good souls, that you think I will your serious and great business scant, For she with me. — Shakespeare
2.
Since; because; introducing a reason of something before advanced, a cause, motive, explanation, justification, or the like, of an action related or a statement made. It is logically nearly equivalent to since, or because, but connects less closely, and is sometimes used as a very general introduction to something suggested by what has gone before.
Give thanks unto the Lord; for he is good; for his mercy endureth forever. — Bible (KJV) - Psalm cxxxvi. 1
Heaven doth with us as we with torches do, Not light them for themselves; for if our virtues Did not go forth of us, 't were all alike As if we had them not. — Shakespeare
Collocations (2)
For because , because. [Obsolete] Nor for because they set less store by their own citizens. — Robynson (More's Utopia)
For why , (a) Why; for that reason; wherefore. [Obsolete] (b) Because. [Obsolete]

For , noun

One who takes, or that which is said on, the affrimative side; that which is said in favor of some one or something; -- the antithesis of against, and commonly used in connection with it.
Collocations (1)
The fors and against , those in favor and those opposed; the pros and the cons; the advantages and the disadvantages. — Jane Austen