According to one source, from the Twi word dutty (“ground”). Probably re-inforced by the English terms dirt, dirty.
Dutty Sentence Examples
Though Stage One failed to break into the Billboard Top 100, Sean Paul released a second album in 2002 - Dutty Rock.
Dutty Rock is the album that launched Sean Paul into mainstream success, reaching number 2 in the UK charts and number 9 in the Billboard charts.
In this same period, he also charted with two duets - Baby Boy, with Beyonce, which was featured on Dutty Rock and went to number 1 in charts, and Breathe, with Blu Cantrell, from her album Bittersweet.
Following up on the success of Dutty Rock, Sean Paul released The Trinity in 2005.