Y2K

[ wahy-too-key ]

noun

1. the year 2000.
2. Also called Y2K problem, millennium bug.

Y2K

noun

1. another name for the year 2000 ad (esp referring to the millennium bug)

Word History and Origins

Origin of Y2K¹

1995–2000; Y(ear) + 2 + K symbol for the number 1000

Word History and Origins

Origin of Y2K¹

C20: y ( ear ) + 2 + k (in the sense: thousand)

Example Sentences

For most of us, the repeal of DADT has been Y2K all over: something hyped, but nothing more.

From The Daily Beast

Not likely, since the end-of-millennium Y2K scare was just as hysterical as the response to Irene.

From The Daily Beast

We also must be ready for the 21st century from its very first moment by solving the so-called Y2K computer problem.

From Project Gutenberg