to

preposition18

1. •
   in the direction of, and as far as, a place or a person

   • We are walking to the shop.
   • The water came right to the top of this wall.
2. •
   Used to indicate the target or recipient of an action.

   • I gave the book to him.
   • I spoke to him earlier.
3. •
   Used after an adjective to indicate its application.

   • similar to ..., relevant to ..., pertinent to ..., I was nice to him, he was cruel to her, I am used to walking.
4. •
   Used more-or-less idiomatically with various verbs: keep to the left, agree to the proposal, attend to the matter, etc. See the individual entries.
5. •
   In the direction of; towards.

   • She looked to the heavens.
6. •
   So as to become or reach: indicating a terminal state resulting from an action.

   • His face was beaten to a pulp.
   • I sang my baby to sleep.
7. •
   So as to bring about or elicit (an effect or outcome).

   • He made several bad-taste jokes to groans from the audience.
   • I tried complaining, but it was to no effect.
8. •
   Denotes the end of a range.

   • It takes 2 to 4 weeks to process typical applications.
9. •
   Preceding (the stated hour).

   • What's the time? – It's quarter to four in the afternoon (or 3:45 pm).
10. •
    (informal) With implied hour.

    • It’s quarter to (3:45, or 4:45, or whatever time ending in 45 would make the most sense)
11. •
    Indicating a degree or level reached.

    • It was to a large extent true.
    • We manufacture these parts to a very high tolerance.
12. •
    So as to contact, press against, impact, etc.

    • I fixed the notice to the wall.
    • Put your shoulder to the door.
13. •
    Used to indicate a ratio or comparison; compared to, as against.

    • I have ten dollars to your four.
    • The odds on that horse are seven to two.
14. •
    According to.

    • Our holiday did not go to plan.
15. •
    Used to describe what something consists of or contains.

    • Anyone could do this job; there's nothing to it.
    • There's a lot of sense to what he says.
16. •
    Used to indicate that the preceding term is to be raised to the power of the following value; indicates exponentiation.

    • Three squared or three to the second power is nine.
    • Three to the power of two is nine.
17. •
    (Canada, Wales) At.

    • Stay where you're to and I'll come find you, b'y.
    • Where are you to?
18. •
    (no longer used) As a.

    • With God to friend (with God as a friend); with The Devil to fiend (with the Devil as a foe); lambs slaughtered to lake (lambs slaughtered as a sacrifice); took her to wife (took her as a wife); was sold to slave (was sold as a slave).

particle4

1. •
   A particle used for marking the following verb as an infinitive.

   • I want to leave.
   • He asked me what to do.
2. •
   As above, with the verb implied.

   • "Did you visit the museum?" "I wanted to, but it was closed."
   • If he hasn't read it yet, he ought to.
3. •
   Used to indicate an obligation on the part of, or a directive given to, the subject.

   • You are to go to the store and buy a bottle of milk.
4. •
   (India, informal) A filler word common amongst urban Indians.

   • I am to so bored right now.

adverb2

1. •
   Toward a closed, touching, or engaging position.

   • Please push the door to.
2. •
   Into the wind.

conjunction1

1. •
   In order to.

   • I went to the shops to buy some bread.

phrase1

1. •
   Some importance to.

   • I found this note on the floor. At first, it looks like nothing special, but after I saw the weird symbol on the back I thought there might be something to it.

verb1

1. •
   to organize a tournament, to be a TO

noun5

1. •
   Initialism of turnover.
2. •
   (informal) Abbreviation of Toronto: the largest city in Ontario and in Canada.
3. •
   Initialism of time-out.
4. •
   Initialism of tournament organizer.
5. •
   Abbreviation of Tocantins: a state of Brazil.