[ luhk-ee ]
/ ˈlʌk i /

adjective, luck·i·er, luck·i·est.

having or marked by good luck; fortunate: That was my lucky day.
happening fortunately: a lucky accident.
bringing or foretelling good luck, or supposed to do so: a lucky penny.

Origin of lucky

First recorded in 1495–1505; luck + -y1
Related formsluck·i·ness, noun

Synonym study

1. See fortunate. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for luckiest

British Dictionary definitions for luckiest


/ (ˈlʌkɪ) /

adjective luckier or luckiest

having or bringing good fortune
happening by chance, esp as desired
Derived Formsluckily, adverbluckiness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for luckiest



mid-15c., of persons; 1540s, of actions or objects, "likely to bring luck;" from luck + -y (2). Meaning "occurring by chance" is 1590s. Related: Luckier; luckiest; luckiness. Lucky break is attested from 1884 in billiards; 1872 as "failure or break-down which turns out to be fortunate." Lucky Strike as the name of a brand of cigarettes (originally chewing tobacco) popular mid-20c. is said to date from 1871; popular from 1935 when the brand’s maker picked up sponsorship of "Your Hit Parade" on radio.

Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with luckiest


see born under a lucky star; strike it rich (lucky); thank one's lucky stars.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.