Smudge may refer to:

Look up smudge in Wiktionary, the free dictionary.

• Smudge (Blue Peter cat), one of the Blue Peter pets
• Smudge (meme cat), from the woman yelling at a cat internet meme
• Smudge (People's Palace cat), the Glasgow People's Palace cat

• Smudge (band), an Australian band
• Smudge (comics), a character in The Beano
• Smudge (film), 1922 American silent comedy-drama
• Smudge (Monica's Gang), a character in Monica's Gang

• Smudge attack, touchscreen information extraction method
• Smudge pot, oil-burning device used to prevent frost on fruit trees
• Smudging, a ceremony practiced by some Indigenous peoples of the Americas

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