This is an addition to the previous definition, which is half right. "Gabagool" is slang for "capicola." It is not a mispronunciation, but is instead in Napolitan dialect, which is what the Sopranos and many Italian-Americans use.
The rule in this dialect is to chop off ending vowels and to voice unvoiced consonants.
"My wife sends me here to shop because they got good gabagool."
The Sicilian pronunciation for the spicy deli ham "Capicola".
"Do you want provologne on your gobagool sandwich?"
gaba gool at one time was known as an italian meat. however. through progression. and inflation. gaba gool has re defined itself. as an inside joke. but yet an insult to those who are unfamiliar with the term. gaba gool truly is how you express yourself when you have no words to describe the situation you are in. gaba gool can be emphasized by repeating yourself three time; "gaba gool. gaba gool gaba gool." Gaba Gool may also be used as insult. Use it wisely, and only when necessary. Want to stand out in a crowd. Say the word gaba gool.
Girlfriend: "Did you snort cocaine tonight"?
Victim: "Gaba Gool. Gaba Gool. Gaba Gool."
Hoe: You're such an asshole.
Victim: Gaba Gool that hoe.
Person 1: "wats the matter with you"
Victim: I don't want to talk about. Too much gaba gool today.
Person 78496731: "This chick was like totally hoeing me."
Bro 183236: "Bro siv. you totally need to learn how to express yourself."
Bro 84726: "Ya bro. you should have said gaba gool. gaba gool. gaba gool."
Italian-American slang word for a Southern Italian vagina.
Man, I gotta get me some of dat gabagool! The spicier the bettah!
The americanized version of the Italian word "Capicola" made popular by Tony Soprano and other ignorant 2nd & 3rd generation Italo-Americans who have forgotten how to speak italian properly.
Capicola is a spicy deli meat similar to ham or salami.
"Let's have a gabagool sandwich after we wack Big Pussy."