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1. adjective A large amount of (something). Adapted from literal translation from Spanish ("much"). You are gonna be in mucho trouble if Mom and Dad find out about this. You can earn mucho bucks in this job if you're willing to put in the work.
2. adverb Extremely. That party was mucho fun, dude.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
mod. very. (Spanish.) This is a mucho happy young man.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.