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.

plural of y

plural of Y

(informal, dialect, subject pronoun) you; ya; ye.

(algebraic geometry) The axis on a graph that is usually drawn from bottom to top and usually shows the range of values of variable dependent on one other variable, or the second of two independent variables.

Abbreviation of year(s) old; also yo, y.o. / (knitting) Abbreviation of yarnover.

The generation of people born between the early 1980s and mid 1990s (with 1996 births cited as the last Millennial year), following Generation X.