That's an offensive weapon, that is.
4 seconds sound clip from the Monty Python and the Holy Grail movie soundboard.
You can hear this line at 01:29:00 in the Blu-ray version of the movie.
Quote context
[...]
- Yes, they're the ones, I'm sure.
- Come on. Put this man in the van.
- Get a blanket over that one.
- That's an offensive weapon, that is.
- All right, sonny, that's enough. Pack that in.
[...]