[ruck] n [ME, of Scand origin; akin to ON hraukr rick--more at rick] (15c) 1 a: the usual run of persons or things: generality "trying to rise above the ~ --Richard Holt" b: an indistinguishable gathering: jumble
2: the persons or things following the vanguard "finished the race in the ~"
[2]ruck vb [ruck, n., wrinkle] (1812): pucker, wrinkle