Is “Clobber” a Scrabble word?
Yes
CLOBBER
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 Clobber
noun
1.A thumping or beating.
2.A bash on say the head, typically with a tool or object rather than with fists.
verb
1.To hit or bash severely; to seriously harm or damage.
2.To overwrite (data) or override (an assignment of a value), often unintentionally or unexpectedly.