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A very lazy guy who falls asleep at the slightest availability of comfortable seating position.
" Omar is a slumberjack. He falls asleep as soon as he hits the couch......."
by ShazzSpazz October 28, 2006
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2
The act of involuntarily masturbating in one's sleep.
Stuart's wife was delighted to find her husband slumberjacking in his hospital bed. Stuart was involved in a horrific traffic accident some months ago and has been in a coma since. And now, what initially disturbed her deeply in their honeymoon bed, gave her hope.
by Phoster Remingtin September 10, 2011
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4
Someone who falls asleep wearing flannel (shirts, pajamas, etc.) or uses a flannel blanket.
Melvin: Can you stop slumberjacking already, Johan? We gotta be at the bus station in 10 minutes!
by Ill Semar October 01, 2011
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7
A Slumber-Jack refers to the combination of masturbation & napping. Masturbation is used as a natural sleep aid.
I think the only cure for this hangover is a good Slumber-Jack.
by Midnight Stroker July 24, 2008
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