twiddler (twidler)

[ "Give you fair warning - look out, you know that's all," said the mustachio- twiddler . Thackeray , Vanity Fair, xiv. twiddling-line (twid'ling-lin), n. 1t. A small rope securing a ship's steering-wheel when not in use. 2. A string fastened to one of the gimbals of a compa , and having its end hanging out of the binnacle so that the helmsman may by pulling it cause the compa -card to play freely.