What is And?

And definition and meaning on Dictionary terms:
(used to connect grammatically coordinate words, phrases, or clauses) along or together with; as well as; in addition to; besides; also; moreover: pens and pencils.
added to; plus: 2 and 2 are 4.
then: He read for an hour and went to bed.
also, at the same time: to sleep and dream.

then again; repeatedly: He coughed and coughed.
(used to imply different qualities in things having the same name): There are bargains and bargains, so watch out.
(used to introduce a sentence, implying continuation) also; then: And then it happened.
Informal. to (used between two finite verbs): Try and do it. Call and see if she’s home yet.
(used to introduce a consequence or conditional result): He felt sick and decided to lie down for a while. Say one more word about it and I’ll scream.
but; on the contrary: He tried to run five miles and couldn’t. They said they were about to leave and then stayed for two more hours.
(used to connect alternatives): He felt that he was being forced to choose between his career and his family.
(used to introduce a comment on the preceding clause): They don’t like each other