From CryptoWiki

  • Abbreviation for We Are Gonna Make It. Sometimes just GMI and previously also GM. Mostly used on Crypto Twitter, where it signals that a project or a development is a positive sign and could mean price appreciation.
  • Sometimes also used negatively as NGMI, Not Gonna Make It.\

"An optimistic term thrown around by communities to encourage positivity and the idea that everyone is going to succeed financially in the space, regardless of whether or not that is actually true."