I person who thinks they can cook but in reality they are just good at heating up frozen meals from costco.
My mom thinks she is a 5 star cook, but in reality she is just a costco chef.
by Scott J. F. March 23, 2010
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going to the store Costco with no intention of buying anything, except to walk around and eat all the free samples
#1: Dude, the other day I forgot my money at home so I had to eat a Costo Lunch.

#2: The other day I had to sneak around Costco stealing free samples, making sure the people didn't recognize me...what a Costco Lunch!
by cooooooooooooolbeans June 2, 2010
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When one enters a grocery store in the pursuit of making a meal out of all the samples around the store. A strong indicator of a cheap ass.
John got kicked out of Safeway for having a Costco Lunch in the Deli section.
by Captain Headbutt October 28, 2007
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A person who goes to Costco for the purpose of only eating the samples and getting in other people's way with abolutely no intention of buying anything in the store. Person may or may not be pushing an empty cart to further disrupt the flow of traffic through the store.
On Martha's 80th birthday, she decided she would do what she does every other day and be a Costco tourist, as she enjoys nothing more than making her daily pilgrimage to Costco. Today she decided she would only make 30 trips around the store, as she scarfs down each free sample offering on each pass while pushing her empty cart to keep others away and obstruct the flow of traffic down the main aisles.
by Wordmaster Adam May 2, 2012
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Pronounced: "Cos-co Sam-plaa"
A person who goes to Costco to eat all the free samples
Donald: "You wanna get some food? I'm starving!"
Nick: "I'm going to Costco for lunch"
Donald: "Git outta here ya COSTCO SAMPLER!"
by Dubsauce June 25, 2007
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Becoming addicted to going to Costco in order to "get a deal" on bulk items. You find yourself saying "I'll just go to Costco" more than you ever thought possible.
She got a membership to Costco a month ago and has already become a Costco whore. And she'll take anybody in there who asks.
by Mar21 January 17, 2007
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She appears out of nowhere in the middle of places such as Target. She loves Costco.
The Costco Lady hates Costco.

Me: I hate Costco.
Costco Lady: I'm the Costco lady, and I LOVE Costco!
Jason: It's the only place where you can get cheap vodka!
Costco Lady: Stupid alcoholic kids...
Us: Stupid Costco lady!
by Lissykw December 20, 2008
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