Examples from the Web for negotiable
“Trying to ask the Holy See to change its teachings is not negotiable,” he told Vatican Radio.
He basically said, everything else is negotiable, just agree to this one thing.
In today's pushcart economy, every price is negotiable—from cars and electronics to cashmere sweaters and fine jewelry.
Now, like most other personal services around town, it is negotiable, depending on the time involved.
Likewise a note which contains an order or promise to do any act in addition to the payment of money is not negotiable.Putnam's Handy Law Book for the Layman|Albert Sidney Bolles
No doubt they were of negotiable size, but I was only a very little chap and they have assumed nightmare proportions in my mind.Tono Bungay|H. G. Wells
A negotiable instrument endorsed in blank, or made payable to bearer passes like currency by delivery.
A negotiable instrument is payable at the time mentioned in the instrument.
A cheque crossed “not negotiable” is still transferable, but its negotiable quality is restricted.