A haggard, perpetually grumpy, good for nothing elderly woman.
Gertrude: "So Frank, did you hear about Walt's little doctor's visit? Seems the rectal examination made him a little bit squeamish. Let me tell you..."
Walt: "For Christ's sake! Shut up, you old bag, and grab me a cold one!"
by Nick D August 19, 2004
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grumpy old bat who doesnt do anything for anyone
Mrs keen, jeez your an old bag!
by Anonymous November 12, 2002
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There's no bag like an old bag, there's no bag I know...

Every hot young babe eventually in time becomes an old bag.
Most old bags belong to the bitchin' and moanin' (B&M) club.
by Jimbo Creamer July 25, 2010
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You are an old bag, with old bag titties.
by goeatbugs April 22, 2015
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Somebody who is generally unpleasant to be around. Usually cranky, negative, extremly opinionated and basically a total bore.
I am not inviting Barbara to my party! She is such an old bag of gas

or

Get off my front porch you old bag of gas!

or

Abby got an F on her test. What an old bag of gas
by Penny Parrot June 16, 2010
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A skinny old person. Usually used as a derogatory term.
(While walking through an old, abandoned house)

Mark- "Dude there is garbage everywhere"

Sheiswan- "I know, the old bag of bones that owned this place didn't know how to throw anything away"

Mark- "Look, an old yo-gurt cup. Its 'Fruit on the bottom"

Sheiswan- "I hate fruit on the bottom of yo-gurt. Mix that shit up"
by The_Buddy November 15, 2011
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An ancient bag of rusted RAM sticks, bordering on archeological relics. Comprised primarily of RAM sticks with a capacity no greater than 2MB each. Usually found in the secret closed-off computer room at the back of your high school library.
"Crap, I tried to OC and now my RAM is fried. Let's take a trip to thelibrary to get some from ye olde bag of RAM"

"You could get an extra 4 MB out of ye olde bag of RAM."
by supaDISC April 29, 2004
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