Meanings
- AustraliaUsed to signal certainty, commitment.
We have a winner. Dual Brownlow medallist. Lock it in Eddie.
2004 April 14, Lidge, Big Footy3 more examples
You can register here. Session will be delivered via Teams. Lock it in Eddie.
2023 August 22, Gareth Furber, Flinders UniversityNo idea who either of them are, but it's a rumour on the internet so it's got to be 100% legit. Lock it in Eddie.
2021 May 18, MrSimtang, WhirlpoolOnce we’ve met, you'll need to pay the non-refundable retainer to lock it in Eddie!
2023, “Archived copy”, in Henry Paul Photography, archived from the original on 28 Aug 2023
Origin
A phrase commonly used by contestants on the Australian version of the Who Wants to Be a Millionaire? gameshow, hosted by Eddie McGuire. See Who Wants to Be a Millionaire? on Wikipedia.Wikipedia
Full word history & related roots →Cite this entry
lock it in, Eddie. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/lock%20it%20in%2C%20Eddie
“lock it in, Eddie.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/lock%20it%20in%2C%20Eddie. Accessed November 5, 2026.
WatkinsX Dictionary, s.v. “lock it in, Eddie,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/lock%20it%20in%2C%20Eddie.
Source: lock it in, Eddie on Wiktionary, CC BY-SA 4.0.