The runny liquid that comes out of the ketchup bottle before the thicker, actual ketchup comes out.
Aw, man, I didn't shake the ketchup bottle before I poured it on my hotdog, and now there's pre-ketchup all over it.
by norrinrad August 13, 2009
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The watery junk that often first comes out of plastic ketchup bottles.
Better shake that up or you'll get all that pre-ketchup on your burger.
by forcryeye! February 06, 2010
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Pre Ketchup cum is the almost see through substance that comes out the average ketchup bottle whenever it's poured onto your favourite meal or your just really thirsty
Pre Ketchup Cum is something that 9/10 average human beings experience over their lifetime
Man 1: "What just came out of the sauce bottle!!"

Man2: "Chill it's a bit of pre ketchup cum, it happens to all of us"
by MrAnonymousTheSecond January 27, 2014
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The runny liquid that comes out of the ketchup bottle before the thicker, actual ketchup comes out.
aww dude! i just put ketchup pre-cum all over my hotdog!
by vPeter February 12, 2013
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The undesirable pale red watery liquid that (literally) comes out of a ketchup bottle when one fails to shake it sufficiently before squeezing.
Bob didn't shake the bottle enough and it jizzed ketchup pre-cum all over his hot dog.
by Illneedasaviour September 04, 2013
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the watery liquid that comes from the ketchup bottle prior to the actual ketchup. Similar to mustard pre-cum
I forgot to shake the bottle first and doused my dog with ketchup pre-cum! gross
by so fresh and so colleen June 01, 2015
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