1942, "Marine and Navy usage for any old thing you can't put a name to" ["Life" magazine, July 30, 1945], of unknown origin, perhaps a made-up word. Compare gadget, thingamajig.
例文
1. It 's not naturaI to taIk into a pIastic gizmo to someone you can 't even see!
プラスチックのおもちゃで見えない人と話すのは不自然!
2.That gizmo there is actually the key to move forward.
その小物は実際には前進を続ける鍵だった。
3.What is this silly little gizmo on the bottom for?
下のこの小さな破片は何に使いますか?
4.This is modern Japan,a Gizmo Nation where even grandmothers make friends with their gadgets.