lucky

Etymology

From Middle English lukky, equivalent to luck + -y. Cognate with Scots lucky (“lucky”), West Frisian lokkich (“lucky, fortunate”), Dutch gelukkig (“lucky, fortunate, happy”). Compare also Danish lykkelig (“happy”), Swedish lycklig (“happy, lucky”), German glücklich (“happy”), Saterland Frisian glukkelk (“happy”).

adj

1. (of people) Favoured by luck; fortunate; having good success or good fortune.
   a lucky adventurer
   The downed pilot is very lucky to be alive.
   They sad ’cause they in their bowl / But fish in the bowl is lucky / They in for a worser fate 1989, “Under the Sea”, in Howard Ashman (lyrics), Alan Menken (music), The Little Mermaid
2. Producing, or resulting in, good fortune
   a lucky mistake
   a lucky cast
   a lucky hour

noun

1. (bingo) seven