What a woman (or sometimes man) expects to get out of sex, such as a long term relationship, cuddles, or just to get off. Us men don't typically expect anything other than to get off.

The amount of time a person will date somebody before sleeping with them

The feeling of obligation that arises from the thought, or act, of sex. This may include an obligation to share one's possessions in the efforts of acquiring or keeping a sex partner (mostly in a male's case), or to repay one who has shared his possessions (in a female's case).

A mix between the words sex and expectation. Sexpectation is when one person assumes that sex with another guaranteed.

To expect or predict a sexual act.

What you become when you spend too much time viewing others having sex, rather than actively participating in the act yourself.

Verb; expecting sex.