in·ter·pose / ˌintərˈpōz/ • v. 1. [tr.] place or insert between one thing and another: he interposed himself between her and the top of the stairs.2. [intr.] intervene between parties: the legislature interposed to suppress these amusements. ∎ [tr.] say (words) as an interruption: if I might interpose a personal remark here. ∎ [tr.] exercise or advance (a veto or objection) so as to interfere: the memo interposes no objection to issuing a discharge.