1) Casual sex 2) Continuous 3) Persisting 4) Uninterrupted 1) Continuous 2) Persisting 
[sexual slang] Dogging is a British English slang term for engaging in sexual acts in a public or semi-public place or watching others doing so. There may be more than two participants; both group sex and gang banging can be included. As observation is encouraged, voyeurism and exhibitionism are closely associated with dogging. The two sets...
• (p. pr. & vb. n.) of Dog
Dogging is the English name for the past time of having sex in a parked car while being watched by other people. Couples perform sex acts upon each other within the car, parked in a public car park, while being observed by an audience. Couples wishing to attract an audience signal their desire by turning on the interior light of the car, or having ...
[adj] - relentless and indefatigable in pursuit or as if in pursuit
persisting adjective relentless and indefatigable in pursuit or as if in pursuit; `impossible to escape the dogging fears`