The meaning of Dima is 'strong fighter' and the name is of Russian origin. It comes from the Greek given name Demetrios. This name comes from the Greek god, Demeter, with 'da' meaning 'earth' and 'meter' meaning mother. Demeter was the goddess of agriculture and the sister of Zeus. There is also an Arabic meaning of the name which is 'downpour'.

https://kidadl.com/baby-names/meaning-of/dima