来头 1.(来历; 背景) connections; background; backing 来头不小 have powerful backing; not to be taken lightly2.(原由; 来由) the motive behind; cause 他说这些话是有来头的。 he didn't say these words without a motive.3.(来势) the force with which sth. breaks out4.[口语] (做某事的兴趣) interest; fun 下棋没有来头。 i have no interest in playing chess