Offshore sports betting . . .is judged illegal in the U.S. under laws originally drawn up in the '60s; sites offering casino-style virtual gaming claimed they were in the clear.
(of a television, radio or data transmission) Transmitted without encryption or scrambling.
2013, Alexis Morgan, A Soldier's Heart: A Snowberry Creek Novella (A Penguin Special from Signet Eclipse), Penguin (→ISBN)
“Think we're in the clear?” Leif asked, still studying the rooftops and doorways for new threats. Before Nick could answer, the whole world exploded in fire and smoke.