the option to buy or sell a given stock (or stock index or commodity future) at a given price before a given date; consists of an equal number of put and call options
the act of sitting or standing astride
a gymnastic exercise performed with a leg on either side of the parallel bars
be sufficient; be adequate, either in quality or quantity; "A few words would answer"; "This car suits my purpose well"; "Will $100 do?"; "A 'B' grade doesn't suffice to get me into medical school"; "Nothing else will serve"