Find the centre of the boat at the bow and stern, mark the points and snap a chalk-line between them.
Threatening to disown the minister should he fail to toe your chalk-line!
All her life she had walked her chalk-line, and anything outside savoured of the mysterious, and terrible.
Lancelot ruefully recognised the truth of the chalk-line story.
She hain't never said the word, nor she hain't plumb pitched me out, either, but she makes me walk a chalk-line.
To the stiff pole and chalk-line fishermen of confirmed habits I have nothing to say.
Or a great statesman, who would toe the chalk-line of your middle-class ten commandments?
The chalk-line is a chalked cord drawn taut between the two points to be connected.
There were not even employees to see and blackmail them if they failed to walk the chalk-line.
He doesn't want to think everlastingly that he's got to walk a chalk-line or catch a flea in his ear.