1. (preposition)into ***toward the inside or middle Let's go into the living room.; He ran into the crowd.
2. into indicates change Cut the card into strips.; He turned the ball into a white rabbit!; The novel is being made into a movie.
3. into indicates what you are finding out about We're looking into the possibility of making it ourselves.; a study into the effects of diet on academic achievement
4. into indicates what sb or sth is involved in If you get into trouble, give me a call.; The youngster sang his way into the final.
5. into in the direction of He sat staring into the distance.
6. into moving toward and hitting He walked straight into the pole.
7. into interested in or enthusiastic about He's really into snowboarding.
Definition of 'into'
Webster Dictionary
1. into to the inside of; within. It is used in a variety of applications
2. into expressing entrance, or a passing from the outside of a thing to its interior parts; -- following verbs expressing motion; as, come into the house; go into the church; one stream falls or runs into another; water enters into the fine vessels of plants
3. into expressing penetration beyond the outside or surface, or access to the inside, or contents; as, to look into a letter or book; to look into an apartment
4. into indicating insertion; as, to infuse more spirit or animation into a composition
5. into denoting inclusion; as, put these ideas into other words
6. into indicating the passing of a thing from one form, condition, or state to another; as, compound substances may be resolved into others which are more simple; ice is convertible into water, and water into vapor; men are more easily drawn than forced into compliance; we may reduce many distinct substances into one mass; men are led by evidence into belief of truth, and are often enticed into the commission of crimes'into; she burst into tears; children are sometimes frightened into fits; all persons are liable to be seduced into error and folly
Definitions of into 
Afrikaans: in
Arabic: في، داخِل
Bulgarian: в
Brazilian: em
Czech: do, v, ve
German: in
Danish: ned i; ind i
Greek: (μέσα) σε
Spanish: en, dentro de
Estonian: -sse
Farsi: به درون
Finnish: johonkin, sisään
French: dans
Hebrew: לְתוֹך
Hindi: अंदर को
Croatian: u
Hungarian: -ba, -be
Indonesian: ke dalam
Icelandic: inní, í
Italian: in
Japanese: ～の中へ
Korean: (장소, 방향) …의 안에(으로)
Lithuanian: į
Latvian: (norāda uz darbības virzi
Malay: ke dalam
Dutch: in, naar binnen
Norwegian: inn i
Polish: w
Persian: به درون
Pashto: د ننه
Portuguese: em
Romanian: în
Russian: в
Slovak: do, v, vo
Slovenian: v
Serbian: u
Swedish: i, in i
Thai: ใน
Turkish: ...-in içine
Taiwanese: 到...裡
Ukrainian: у, в
Urdu: اندر
Vietnamese: vào trong
Chinese: （表示方向）进入…中，到…里
