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1. To have or create a close association with or connection to something; to complement or closely relate to something. This ties in to the earlier theory that social interactions are actually an evolutionary development. The film uses very particular colors to tie in with the theme of grief. The marketing campaign is supposed to tie in with the new movie.
2. To establish or create a close association or connection between someone or something and another person or thing. In this usage, a noun or pronoun can be used between "tie" and "in." The director confirmed that he'll be tying the new film in loosely with the rest of the franchise. The investigation was able to tie the governor in with the infamous crime boss.
3. To bind, oblige, or constrain someone, something, or some group to something else. In this usage, a noun or pronoun can be used between "tie" and "in." This proposed legislation will tie us in to rest of the rules of the customs union in ways that will ultimately undermine our ability to govern ourselves independently. They neglected to mention that upgrading my phone would tie me in to a new 12-month contract.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
tie in (to something)
to fasten or connect to something. Can you fix it so my computer can tie into Rachel's? This one will not tie into her computer.
(with someone or something) to join with someone or something; to connect with someone or something. (See also tie in with something.) I would like to tie in with you and see if we can solve this together. We would like for you to tie in and share your expertise.
tie in with something
[for a piece of information] to complement other information. These figures tie in with what I just said. The crime lab reportties in with ourcurrent theory.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
Connect closely with, coordinate, as in They are trying to tie in the movie promotion with the book it is based on, or His story does not tie in with the facts. [First half of 1900s]
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. To bring something into a close or effective relation with something: The college tied its fundraising campaign in with the alumni reunion. The pattern on the carpet ties in all the different fabrics in the room. In this paragraph, the author reviews the main points and ties them in.
2. To have a close or effective relation with something: The music should tie in with the holiday theme. If you make a remark during the lecture, the professor will discuss it as long as it ties in.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.