Getting drunk by yourself before going to a social function. The social function in question is usually dry or full of people not as drunk as the pretard (not yet, anyway). Pretardation is marked by shame and embarassment often confused with being the life of the party.
Jeff figured there wouldn't be much drinking at his neice's birthday party, so he got pretarded at home.
1. Pretard (noun) Any individual whose normal intelligence ratio appears to be dropping at an advanced rate.
2. Pretarded (adj) A descriptive word meaning to exhibit the natures and evidences of one classified as a pretard.