In the 60s, "uptight" meant "great," "fantastic," "excellent." This usage was popular among African Americans, particularly musicians. Refer to Stevie Wonder's "Baby, Everything is Alright, Uptight, Out of Sight."
Definitions include: Euphemism for vagina. Compare with whispering eye "Had myself a juicy morning orange last night" "Yeah, ended up in a thigh choke hold till I passed out last night after I bit into a delicious morning orange myself. Just couldn't help it."
Definitions include: (adj) 1. Good-looking (origin comes from "Swerve" brand watches) 2. Cool or Hip 3. Fashionable (as in "I bought this new skirt today and it is so Swerve") Term is in use mostly in the upper Mid-west; Wisconsin, Minnesota, Illinois.