(1):
(p. pr. & vb. n.) of Rule
(2):
(n.) A decision or rule of a judge or a court, especially an oral decision, as in excluding evidence.
(3):
(n.) The act of one who rules; ruled lines.
(4):
(a.) Used in marking or engraving lines; as, a ruling machine or pen.
(5):
(a.) Predominant; chief; reigning; controlling; as, a ruling passion; a ruling sovereign.