n.
1.a sheltered port where ships can take on or discharge cargo
2.a place of refuge and comfort and security harbor v.
1.maintain (a theory, thoughts, or feelings)
2.secretly shelter (as of fugitives or criminals)
3.keep in one's possession
4.hold back a thought or feeling about
Idiom of the Day
on one's best behavior
being as polite as possible
The little boy was on his best behavior when he went to meet with his teacher.