propel Copy link Outline 1. impello, pŭli, pulsum, 32. prōpello, 3 • propel: 1. impello, pŭli, pulsum, 3: to p. a ship on rollers, navem scutulis subjectis i., Caes. B. C. 3, 40: Virg. 2. prōpello, 3: Cic. Tusc. 4, 5, init. (navem remis p.): Lucr. (Usu. rather, to drive or thrust forward in battle.)