Quasi money is money that is transferred to a non-cash form. There are such funds on savings and time deposits on the balance of commercial banks. They refer to the most liquid financial instruments traded on the market. So defines the concept of quasi money International Monetary Fund. Corresponding interpretation can be found in the Business Terms Dictionary.
Assets
Let us turn to another source. This is the Talking Dictionary, compiled by S. Williams, Barry Brownly and Graham Betts. According to this source, quasi-money is a highly liquid freely circulating asset. It can be used to pay individual, but not all, types of debts. This type of funds is liquid, but inferior in this indicator to coins and banknotes. Examples of such assets are bills of exchange / drafts. Quasi-money is not part of the money supply, which is in circulation. Synonyms of this term include the concept of coupon.
State of aggregation
Also, you should look in the "Financial Dictionary". According to this source, quasi-money is a financial asset of high liquidity. They correspond to the aggregation level of M2, as well as M3. They can be transferred to checking accounts without financial losses.
Other sources
Now let's turn to the "Modern Economic Dictionary", which was composed by Starodubtseva, Lozovsky and Raisberg. According to this source, quasi-money is cash that is in non-cash form in commercial banks on savings deposits. A similar definition is given by the Economic and Mathematical Dictionary. This source refers to the methodology of the IMF and shows that it is a matter of non-cash money, which is placed on savings and term deposits in commercial banks. This concept is also found on the pages of the "Handbook of the Technical Translator". However, the definition of this source is exactly the same as above and also refers to the International Monetary Fund. Also for an explanation of this term, you can refer to the "Encyclopedia of Law". According to this source, it is a question of regional money, means for internal use. Sometimes such assets are issued by individual organizations, regions or districts. Cash of this type is in non-cash form on time deposits. A similar definition is given by the "Great Economic Dictionary". He also defines this phenomenon as highly liquid assets.