Definition of free float:
(n) :
An estimate of the proportion of shares of a public company that are not held by large owners and that are not stock with sales restrictions.
(n) :
A floating rate of exchange rate under which the currency's value is allowed to fluctuate in response to foreign-exchange market mechanisms without government intervention.
(v) :
(firearms) to alter a firearm so that no part of the barrel touches the stock.