Question: What is the traditional definition of a "soft taco"?
About the article "Taco", section "Soft-shell tacos".

Candidate passages:
A taco is a traditional Mexican dish.
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Short for Tachometer  Name of character on American television sitcom "The League" played by Jon Lajoie  Taco (musician)  
Since at least 1978, a variation called the "puffy taco" has been popular.
"Henry's Puffy Tacos", opened by Henry Lopez in San Antonio, Texas, claims to have invented the variation, in which uncooked corn tortillas (flattened balls of masa dough) are quickly fried in hot oil until they expand and become "puffy".
Fillings are similar to hard-shell versions.
Restaurants offering this style of taco have since appeared in other Texas cities, as well as in California, where Henry's brother, Arturo Lopez, opened "Arturo's Puffy Taco" in Whittier, not long after Henry's opened.
Henry's continues to thrive, managed by the family's second generation.
Kits are available at grocery and convenience stores and usually consist of taco shells (corn tortillas already fried in a U-shape), seasoning mix and taco sauce.
Commercial vendors for the home market also market soft taco kits with tortillas instead of taco shells.
The breakfast taco, found in Tex-Mex cuisine, is filled with meat, eggs, or cheese, with other ingredients.
The tacodilla contains melted cheese in between the two folded tortillas, thus resembling a quesadilla. 
The Nokia N-Gage, released in 2003 is widely known as the plastic taco for its approximately taco-shaped form factor, and the placement of microphones on the side of the device, which required talking into side of the device, giving the appearance of eating a taco. 
Rasta Taco is a Mexican Mobile Taco Cart Catering Company, located in Dana Point, California (Orange County).
It was founded in 2006 by Mario "Maji" Melendez and is owned by Rasta Taco Holding Inc. Rasta Taco began its mobile taco cart catering (taco catering) company in 2006.
Rasta Taco Holding Inc. was formed in 2008 to seek out locations for both catering and Mexican fast casual restaurants.
Rasta Taco manufactures and designs its own carts fashioned after authentic Mexican street style taco carts.
Rasta Taco with its very recognizable logo, look and color with its Jamaica/Rasta and Mexico motif combining elements of Mexico and Jamaica culinary plates.
It was designed in conjunction with Drew Dougherty of BXC Inc. in Dana Point.
Typical Rasta Taco dishes include Caribbean Carne Asada, Jamaican Chicken.
Signature sauces were developed in 2009.
The Lee Scratch (of famed Lee Scratch Perry ) Breakfast Burrito, Peter (of famed Peter Tosh) Burrito…Pato (Of famed Pato Banton) Potato Taco, and the Haile Selassie Taco Salad and Bob (of famed Bob Marley) Taco.
Taco are amongst the items served at events throughout Southern California.
Rasta Taco also developed Rastarita, a Mobile Margarita Truck in 2012.
This Mobile Margarita Truck includes a full service beverage bar. 
A taco () is a traditional Mexican dish composed of a corn or wheat tortilla folded or rolled around a filling.
A taco can be made with a variety of fillings, including beef, pork, chicken, seafood, vegetables and cheese, allowing for great versatility and variety.
A taco is generally eaten without utensils and is often accompanied by garnishes such as salsa, avocado or guacamole, cilantro, tomatoes, minced meat, onions and lettuce.