feds meaning

• [British slang]
  Noun. The police. From federal police. [Orig. U.S.]
  

• the feds:    [American slang]n. ...

Examples

1. it is fed into the grid at this voltage.
2. he was rosy and decidedly well fed.
3. don't bother me, i'm already fed up.
4. i 'm fed up with that piece of junk.
5. you fed them swill and such stuff?