The twenty-fifth letter of the English alphabet, called wye and written in the Latin script. / Used for the Greek letter Υ (Y, “upsilon”).

A figure or mark in the shape of the letter Y. / A Y-shaped object, such as a railroad fork or a support for a telescope; a wye, a bifurcation.

Abbreviation of yes.

Abbreviation of year. (In some contexts as YY or YYYY to indicate only the last 2-digits or all 4-digits.)

(Canada, US) Short for the YMCA or YWCA.

(Canada, US, informal) A particular facility run by the YMCA/YWCA.

Abbreviation of year-on-year.

The twenty-fifth letter of the English alphabet, called wy or wye and written in the Latin script.

Abbreviation of year. / (UK, television) Abbreviation of youth., usually followed by an age appropriate for the content so marked. / (computing) Abbreviation of yes.

(slang, text messaging, Internet slang) Abbreviation of why.