испортить настроение(to really upset, irritate, or disappoint someone; p rimarily heard in the U.S.: "Watch out, the boss is on a foul mood today." "Wow, I wonder who pissed on his chips?")
портить настроение(to really upset, irritate, or disappoint someone; p rimarily heard in the U.S.: Sorry to piss on your chips, but you won't get any credits for the class unless you attend every single lecture.)
проливной дождь(выражение употребляется во вполне приличных источниках) I left my phone outside in the pissing rain. / Anyway, it beat pounding the street in the pissing rain all day or filling in forms. 4uzhoj)
