lines /laɪnz/noun 6phrases 4 noun[plural only]6 •Words spoken by the actors.I have yet to learn my lines. •A school punishment in which a student must repeatedly write out a line of text related to the offence (e.g. "I must be quiet in class") a specified number of times; the lines of text so written out.If you don't behave I'll give you linesI had to write out 200 lines •Dispositions made to cover extended positions, and presenting a front in but one direction to an enemy. •(US) The reins with which a horse is guided by its driver. •Form of a vessel as shown by the outlines of vertical, horizontal, and oblique sections. •A certificate of church membership. Phrases with lines along the lines ofSimilar to, but not exactly equal. clear one's linesTo clear the ball away from a dangerous position. on the lines ofSimilar to, but not exactly equal. read between the linesTo infer a meaning that is not stated explicitly.