Derust

noun, verb, slang

noun, verb, slang ·Uncommon ·College level

Definitions

Noun

1
An instance of derusting (in either sense).
"Wrench Only wasn't too bad of a derust, since I was already really experienced with the category."

Verb

1
To remove rust from (something). transitive
"I'm going to derust the car this weekend."
2
To regain one's skills at a game after not having played for a while; to reverse the process of rusting. intransitive, slang
"I don't understand explanations like these. He wanted to 'derust' by having something help play the game for him? That's not derusting, that's straight up sticking your dick into a bucket full of iron filings left out in the rain for three weeks."

Example

"I'm going to derust the car this weekend."

Etymology

From de- + rust.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.