perhaps not listed or available on an officially acknowledged stock exchange but exchanged in direct negotiation between purchasers and sellers: over-the-counter shares.
That can be offered legitimately without a doctor's prescription: over-the-counter drugs.
Legal on the market or distribution minus the requirement of a prescription (of medicine along with other remedies); abbreviated as OTC.
Direct conversation between two parties without an intermediary. Therefore, any market where products particularly stocks or currency are bought and offered at a distance, in place of regarding the change.
able to be sold legitimately without a doctor's prescription; -- of medicinal medications. Compared with prescription.
not quoted on a stock exchange; sold just through private negotiations between purchaser and seller; -- of securities.
(of securities) perhaps not exchanged on a stock exchange
purchasable without a health care provider's prescription