dot-bomb
See also:
dotbomb
and
dot bomb
English
Etymology
Blend of
dot-com
+
bomb
Noun
dot
-
bomb
(
plural
dot-bombs
)
A failed
dot-com
company or venture.
References
https://web.archive.org/web/20110325151212/http://www.oed.com/public/latest/latest-update/#new2