a one-way ticket to

a one-way ticket to something

if something is a one-way ticket to an unpleasant situation, it will cause that situation to happen A rejection of the peace deal would be a one-way ticket to disaster for the country. Experimenting with drugs is a one-way ticket to addiction and misery, as far as I'm concerned.
See also: ticket
References in periodicals archive ?
That sniffer of yours has a one-way ticket to your brain.