1.
If someone fits another person up , they try to make it seem that that person is responsible for a crime. ( BRIT INFORMAL )
Mr Stone said inmates who had given evidence were trying to ‘fit him up’...
There can never be any legitimate basis for police officers to fit up suspects they ‘know’ to be guilty.
= frame
PHRASAL VERB : V n P , V P n (not pron)
2.
see also fit out