From Longman Dictionary of Contemporary Englishhot moneyhot moneyBFmoney that is frequently moved from one country to another in order to make a profit → hot
Examples from the Corpus
hot money• But when hot money chases hot pictures, can a crash be far away?• Second, it attracts hot money into the country to finance the current account deficit because investors perceive no currency risk.• It was hot money - nicked from a sub post office in Southend three weeks ago.• Mr. Evans Does not it mean that we are the party of hot money, not hot air?From Longman Business Dictionaryhot moneyˌhot ˈmoneyFINANCE1money that is moved quickly from place to place in order to be invested in the most profitable things in different placesIf interest rates go lower, some of the hot money will start to leave.2money obtained from illegal activities that is invested in ways which hide its sourcethe hot money generated by the cocaine industry → money 