Is “Timebomb” a Scrabble word?
Yes
TIMEBOMB
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Timebomb
noun
1.A bomb that has a mechanism such that detonation can be preset to a particular time.
2.A program designed to perform a destructive action at a certain date and/or time.
3.A situation that threatens to have disastrous consequences at some future time.