wet job

noun2

1. •
   (euphemistic) A covert assassination performed by government operatives.

   • Like the Navy SEALs (who often work in conjunction with the Delta Force), Delta Force can go anywhere, anytime; they just leave the wet jobs to SEAL Team 6-the navy's version of Delta Force. — 2003
2. •
   (figurative) A vicious attack (on someone's reputation, ideals etc.); a hatchet job.