What is the meaning of Rasta?

Diminutive of rastaquouère

dreadlock (single strand of dreadlocks)

of or relating to Rastafarians

inflection of rasts:

dreadlocks (a hairstyle worn by Rastafarians and others in which the hair is left to grow into long matted strings)

to stop and take a rest (while traveling)

to take (a dog or other animal) outside for exercise (letting it run around freely) and urination/defecation

to let or bring prisoners, institutionalized patients, or the like outside (onto a yard or the like, for fresh air, exercise, etc.)

Source: wiktionary.org

See also