Mathieu Flamini is an important player for Arsenal—so important that it sounds like Jamie Redknapp could have said Arsene Wenger's boys would be "f----d" without him.
He certainly may have intended to say "thumped," but check out the clip spotted by Thick Accent. Potentially NSFW language, obviously:
What do you think: Is that actually what Redknapp said? And is he right?