Though intended to mean 'comfortable,' looking deeper into the phrase makes anyone who says it sound like a retard. Bugs (insects) are exoskeleton based; they have rough, spiny, or hard shells, and implying that you are comfortable when being coated in spiny shells just seems straight up stupid.
Thanks, Mom! I'm snug as a bug!
by plain goldfish January 24, 2011
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When someone gets in a very confortable and safe position or place.
usually used to define in a funny way when the kid feels great laying in a bed to sleep.
little Annie is in bed, she's snug as a bug in a rug.
by Lliliany March 3, 2007
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Genus snugus, species bugus. In the family of fine girls. A girl that loves to snuggle up to you in bed.
"So what's your new girlfriend like?"
"Total snug bug."

"Good night handsome."
"Good night snug bug."
by Mr Special August 18, 2019
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