A phrase said to wish fortune on someone or as encouragement.(interjection)
Desirable or beneficial fortune.(noun)
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Use "good luck" in a sentence
"On the bumbling good luck of Boston manager Darrell Johnson: “He keeps falling out of trees and landing on his feet.”"
"“Well, good luck to Teddy,” Uncle Sunburnt snorted."
"We walked out through the kitchen for some reasonto meet the chef, to pay homage to the pots and pans, I dont rememberkissed Marissa good-bye there, went through a different door and down a different set of stone steps, then shook hands in the parking lot and wished each other a solemn good luck on the dark ride home."