from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Slang One who is in charge: "[the President's] big enchilada on both foreign and domestic policy” ( Mary McGrory).
- n. Slang Something of the highest value or importance: "[The team] won the big enchilada in 1980 and 1982” ( Scott Ostler).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A very important person, especially the highest-ranking individual in an organization.
- n. Some item of high value, especially a top prize or reward.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an important influential person
On the model of such expressions as big cheese.(American Heritage® Dictionary of the English Language, Fourth Edition)