" time-sharing "

 [ "Time share bitch" ]

1: another way to say someone is a cheater

  * e.g.,  ... guy one: I love petra so much 

 [ "Time share" ]

1: Defining a MMF threesome where the two males don’t engage in any sexual contact with each other

  * e.g.,  ... Then it’s not a threesome, that’s more a time share than anything 

 [ "time-sharing" ]

1: "Social multitasking" --- spending "quality time" with two or more "close friends" (i.e., pals whom you are so comfy with that you don't mind being "up close and personal" with them.

  * e.g.,  ... Time-sharing can be lots of fun and wonderfully soul-soothing emotional support for everyone involved... for example, a big flexible-limbed dude can either take a relaxing country-lane stroll hand-in-hand with his two favorite chicks ambling placidly along on either side, or he can sit on a park-bench between his two blinky-eyed admirers and cradle one of the nice girls in each arm. Or a warm-hearted cutie can lift up her t-shirt and "suckle" two "milk-thirsty" guys at once, or she can lounge back into one guy's arms while casually draping her legs over into another mushy-hearted male admirer's lap so that he can massage her feet and knead her calves.