unseatbelted en · ADJ
Etymology
From un- + seatbelted.
Meanings
-
(not-comparable) Not wearing a seatbelt.
The crowd of 5000 watched as William Willard's unseatbelted body flew out of the plane as if he had jumped, arcing up, then down, and falling past the plane.
2002, Joyce Duncan, Ahead of their time: a biographical dictionary of risk-taking women, page 259: