Two friends who trust each other enough to engage in sexual activity without fear of hurting the other's feelings. Ideal scenario for folk who are not interested in a serious relationship, or who do not have time for one. Not a boyfriend or girlfriend; neither party has to refrain from dating other people. Also not a word tool for a player to have sex with women he does not care about. A smart alternative to random hook-ups.

Lying flat refers to a defeatist lifestyle in Chin, where people stop working, desiring material acquisition, and tap out of any social life – sometimes for good. By lying flat, young people are participating in a kind of non-cooperation movement, rather than surrendering themselves to China's oppressive work culture where they see little hope of social mobility.

Two friends that are sexually attracted to each other and could be great in a relationship but are not together for other reasons. How ever both do flirt and do boyfriend/girlfriend activities but both aren't officially a couple. Usually both have an unconditional care for each other and have feelings for one another but do not take it to another level because of other reasons.

2 close friends who think it would be fun to have sex with each other again and again. Until 1 falls in love and gets their heart broken when the other doesn't want a relationship.

Combination of friendship and sex. Love/romance has nothing to do with this term.

Two friends who have a sexual realtionship without being emotionally involved. Typically two good friends who have casual sex without a monogomous relationship or any kind of commitment

when 2 people have all of the traits a relationship has,but aren't labeled boyfriend and girlfriend.and they are free to date whoever without consequence,unless you agree to other terms.