stitch up

Short definition from Wiktionary

Verb

1. 1
   To join or close by sewing.
2. 2
   To fabricate (e.g. a legal case).
3. 3
   To maliciously or dishonestly incriminate someone; to set up (in the sense trap or ensnare)
4. 4
   To prank, trick, or deceive (a person), whether or not malice is intended.
5. 5
   To complete arrangements for (a situation), especially clandestinely or prematurely and for one's own benefit.

Noun

1. 1
   An act designed to maliciously or dishonestly incriminate someone.
2. 2
   Something arranged deceitfully and in secret.