What does GUM mean in Internet Slang, SMS, Texting & Chat

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All GUM meanings

What does GUM stand for?

GUM stands for "Great Uncle Matthew"

How to abbreviate "Great Uncle Matthew"?

"Great Uncle Matthew" can be abbreviated as GUM

What is the meaning of GUM abbreviation?

The meaning of GUM abbreviation is "Great Uncle Matthew"

What does GUM mean?

GUM as abbreviation means "Great Uncle Matthew"