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 "happy-go-lucky" in a sentence
"He has a great personality, best described as happy-go-lucky."
"A great deal of what passes for flyfishing media these days seems more related to a happy-go-lucky angling lifestyle than to genuine technical progress."
"I would describe it as sort of a relaxed, happy-go-lucky state of mind ... pretty much how you feel when you've had just the right amount to drink, although you don't have to drink to "get in the mood.""