Rubber Duck (slang)
Noun · Verb · Slang & Abbreviations
Definitions
Used as a verb: 'I rubber-ducked the problem and found the bug.' Means to explain your code out loud to find the issue — whether to an actual duck, a colleague, or the void.
In plain English: Using 'rubber duck' as a verb — 'I rubber-ducked the problem' means you explained your code out loud (to a duck, a colleague, or thin air) and found the bug.