n. 1 a number of people or vehicles etc. moving forward in orderly succession, esp. at a ceremony, demonstration, or festivity. 2 the movement of such a group (go in procession). 3 a race in which no competitor is able to overtake another. 4 Theol. the emanation of the Holy Spirit. processionist n.
[ ME f. OF f. L processio -onis (as PROCEED) ]