A sex game in which you have a short period of time. Say you have 10 minutes, you intercourse of nothing but penetration for the alotted time

A person with a very short fuse, about to lose his/her temper at any time.

When your dick's about to blow during a blowjob and you don't tell her it's coming.

Someone who keeps to themselves but listen to everyone else's problems. On the outside, this person is quiet but cautious. On the inside, this person is dealing with conflicts (feeling lonely, unappreciated, worthless, etc). This person never let's people in, so expressing any feelings is uncomfortable. Once in a while, this "time bomb" has no more room for emotions, exploding into anger and tears from frustration.

setting someone's alarm clock then defecating on it so the as to listen to the response

a great event such as a flood or earthquake that will destroy the whole world at some fututre time. After the event, a new world of peace, harmony and welfare will emerge.

An individual who is so clueless, reckless, stupid, or careless, that it's only a matter of time before they cause serious harm to themselves or someone around them.