obligatory bond. Any bond having the interest at a fixed rate payable at designated intervals.
operating company. The company carrying on a road, the ownership of which vests elsewhere.
option. The purchased privilege of either delivering a specified amount of something at a specified price within a specified time, or calling for and receiving such delivery.
optional bond. A bond that may be retired by the issuer at a designated earlier date.
overcapitalization. Capitalization for an amount not warranted by the profits.
overdraft. A check drawn on a bank not having sufficient funds to the credit of the drawer.
overissue. Issue of stock beyond that authorized.
overlying mortgage. A mortgage subsequent in claim to another mortgage.