The story
From the name of Grandmaster Aron Nimzowitsch and Indian Defence.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A chess opening, a form of Indian Defence, characterised by the moves 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4. Full definition →
From the name of Grandmaster Aron Nimzowitsch and Indian Defence.
Etymology from Wiktionary, CC BY-SA 4.0.