\Col*lude"\, v. i. [imp. & p. p. {Colluded}; p. pr. & vb. n. {Colluding}.] [L. colludere, -lusum; col- + ludere to play. See {Ludicrous}.] To have secretly a joint part or share in an action; to play into each other's hands; to conspire; to act in concert. If they let things take their course, they will be represented as colluding with sedition. --Burke.