Russian supporting the war against Ukraine, or Russian soldier taking part in it. The word, used mostly in Ukraine, combines Russia (translitterated as раша) and fascist.
Забавный случай!) рашист увидев — украинский беспилотник, испугался его и стал от него убегать к своим… Тем самым слил свои позиции. После чего по ним наносится точечный удар.
Some quaint occurence!) a Rashist spotted a Ukrainian drone, got scared of it and started to run away from it to his own guys… thus giving away his position. After that, they got hit with a point-blank strike.
(aliev_aliev @ twitter.com, 04/2022)