Do-badder

noun, slang

noun, slang ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A person who does bad things. informal

    ""Later, he was given artificial life by a do-badder called Diablo--and almost destroyed the Fantastic Four themselves...""

Example

More examples

""Later, he was given artificial life by a do-badder called Diablo--and almost destroyed the Fantastic Four themselves...""

Etymology

From do bad + -er, after do-gooder.

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