when one sexually charged person likes another sexually charged person they will usually take part in the amazing circus act we call sex; often involivng many strange postions involving legs in the air and loud noises. when enough friction has been created one (or both) achieve 'orgasm'; this is where shuttering and full body shivers along with an amazing feeling of ecstasy and then one or two, or sometimes none of the parties involved expel a fluid. in other words, orgasm is what we are bred for.
"I faked my orgasms every. single. time. I even curled my toes and everything. Then my boyfriend bragged that he was amazing in bed."
"OMG I suck at faking orgasms."