The bank should hold enough cash to satisfy customer demand
convert/turn sth into
CASH + NOUN
desk, register
dispenser, machine
balance
book
PREP
in ~
The thieves stole £200 in cash. You can pay by cheque or in cash
PHRASES
cash in hand (= if you pay for goods and services cash in hand, you pay in cash, especially so that the person being paid can avoid paying tax on the amount), cash on delivery (= a system of paying for goods when they are delivered)