Slang Excellent; first-rate: phat fashion; a phat rapper. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "phat" in a sentence
"The term phat seeped into that culture through music, and its original meaning - a full, rich sound - expanded to express general praise."
"1. An obvious example: White kids using the word like phat unironically."
"I've still got a PS2, but it's also a "phat" model that's on its last legs."