[ verb ] work actively for a political candidate or a party <verb.social> My neighbors are busy electioneering during the Presidential election campaign
Electioneer \E*lec`tion*eer"\, v. i. [imp. & p. p. {Electionered}; p. pr. & vb. n. {Electioneering}.] To make interest for a candidate at an election; to use arts for securing the election of a candidate.
A master of the whole art of electioneering. --Macaulay.