The feeling after one trips one's face off and is still slightly tripping. The trademark feelings of the afterloom are the general fogginess of the mind, incoherent speech, and a slight body euphoria. The afterloom typically lasts about an hour or two, or until one falls asleep.
Alex: Hey man, are you good to drive or are you still tripping?
Jimbo: Naw man I'm good I just have a real nice afterloom from this 2C- B
Aftertouch is the act of lifting a piano key after it has been played. if the piano key is depressed quickly, the note will end sharply, instead of fading.
Like an afterthought, this is when you tweet more than once in a 10 minute period following your previous tweet and related to your previous tweet, but not a specific add-on to the previous tweet.
(5 minutes after tweeting about the long line...) As an aftertweet, the guy in line in front of me smells like an old lunch box at the beginning of the year when it's been shut all Summer.