fit in/out

fit in phrasal verb
1    [I] to be accepted by other people in a group so that you can easily live or work with them:
?The new students all had a hard time fitting in.
2    [T fit sb/sth <-> in] to have just enough time to do something or meet someone although you are busy:
?Dr. Tyler can fit you in on Monday at 3:30.
3    [T] to happen or do things in a time that does not affect other arrangements:
?fit in with: Your training course doesn't fit in with our holiday plans.
fit sb/sth <-> out phrasal verb [T]
to provide someone or something with all the things necessary for a particular purpose:
?Tommy was fitted out with a new suit for the awards ceremony.