(latin, by the way.)
words of an opinion entirely unnecessary for the decision
of the case. a remark made or opinion expressed by a judge in a decision upon a cause, "by the way", that is, incidentally or collaterally, and not directly upon the question before the court or upon a point not necessarily involved in the determination of the cause, or introduced by way of illustration, or analogy or argument. s uch are not binding as precedent.