Ecco qua, nessun cursore necessario:
DECLARE @sql VARCHAR(MAX) = ''
, @crlf VARCHAR(2) = CHAR(13) + CHAR(10) ;
SELECT @sql = @sql + 'DROP VIEW ' + QUOTENAME(SCHEMA_NAME(schema_id)) + '.' + QUOTENAME(v.name) +';' + @crlf
FROM sys.views v
PRINT @sql;
EXEC(@sql);