This is the 12148th most frequent Swedish word.
rusa
"Rusa" means "to rush" or "to dash" in English.
Here, 'rusa' is used to indicate rapid movement or rushing.
Hunden började rusa mot katten.
The dog began to rush towards the cat.
In this sentence, 'rusade' (past tense of 'rusa') describes quick action or movement as a response to an event.
Eleverna rusade ut ur klassrummet när klockan ringde.
The students rushed out of the classroom when the bell rang.
Here, 'rusa' refers metaphorically to doing something hastily rather than carefully.