Y;
Y2K;
YA-;
Yaa;
YABA;
yacc;
YADE;
YAFIYGI;
Yahoo;
Yale Haskell;
Yamaha;
YAML;
YAML Ain't Markup Language;
yank;
YAPS;
YASOS;
YAUN;
Yay;
ye;
Year 2000;
Yellow;
Yellow Book;
Yellow Book CD-ROM;
Yellow Book, Jargon;
Yellow Box;
Yellow Pages;
yellow wire;
Yerk;
Yet Another;
Yet Another Compiler Compiler;
Yet Another Scheme Object System;
Yet Another Yacc;
YGMTPO;
YLISP;
YMMV;
YMODEM;
YMODEM-G;
yocto-;
Yoda condition;
YOL Computers;
yotta-;
yottabyte;
You are not expected to understand this;
You know you've been hacking too long when...;
Yourdon;
Yourdon/Constantine;
Yourdon/Demarco;
Yourdon, Inc.;
Yourdon methodology;
Your mileage may vary;
youtube.com;
YouTube, Inc.;
Yow!;
yoyo mode;
YP;
YSM;
yt;
YTalk;
yu;
Yu-Shiang Whole Fish;