An erection, (PROSE: SkyPoint) also known as a boner (PROSE: Cat's Cradle: Warhead) or a hard-on, (TV: Cyberwoman; PROSE: The Two Jasons) was a state in which the penis became hard as a result of sexual arousal. (TV: Cyberwoman, Dead Man Walking)
Following his death and resurrection, Owen Harper could not get an erection. (PROSE: SkyPoint, TV: Dead Man Walking)
When Gwen Cooper and Owen were hiding from Lisa Hallett, Gwen could feel Owen's erection while they were kissing. (TV: Cyberwoman)
Bernice Summerfield attempted to initiate sex with Jason Kane one evening, but he was tired and unable to achieve an erection. (AUDIO: Summer of Love)