According to the wiki link below you are incorrect. I guess in addition to fucking rats it means sabotage.
Comment on #RatFuckTheTimes
Alcoholicorn@mander.xyz 2 months ago
I like the energy, but that’s not what ratfucking means?
balance8873@lemmy.myserv.one 2 months ago
deadbeef79000@lemmy.nz 2 months ago
Does it mean anything other than fucking rats?
OotL.
morrowind@lemmy.ml 2 months ago
apparently so www.urbandictionary.com/define.php?term=ratfuck
a military, general and political meaning alongside having sexual intercourse with rats
TheTechnician27@lemmy.world 2 months ago
See the Wiktionary entry.
jawa22@lemmy.blahaj.zone 2 months ago
Seems like that 2nd definition fits here.