A sleep that induces visual and audio hallucinations, mostly closed eye, absolutely similar to dreaming, but if something makes you scared, you jump, and shake out of the sleep.
A variation of cheap tequila shot that represents the light version of suicide shot. Basically you snort the salt and then drink the tequila. At the end you eat the lime. The cheap taste of tequila and lime will make you forget about the salt.
Did that guy just did a semi-suicide shot? He's such a badass, I bet he gets lots of pussy.