Phrasal Verbs Using 'Muscle'
Become involved in something when your involvement is not wanted
Example:We tried to exclude him of the committee, but he MUSCLED IN.
Become involved in something despite opposition to your involvement
Example:She MUSCLED IN ON the deal even though we wanted to do it without her.
Become involved even though there is opposition to your involvement
Example:They are MUSCLING INTO our market and there is very little we can do to stop them.
Use power, contacts, etc, to force someone out
Example:They used their contacts in local government to MUSCLE the competitors OUT.