Defence Minister Rajnath Singh said on Tuesday that the state was referred to as 'BIMARU' before but achieved fastest economic growth under BJP. "In 2017, UP's economy was at 11 lakh crore...in...last five years, it...breached 31 lakh crore-mark," he added. 'BIMARU' is an acronym for first letters of Bihar, MP, Rajasthan and UP. It also relates to 'sick' in Hindi.