subs. (colloquial).That is twang: also TWANK, TWANGDILLO, TWANGLING, and as verb.
1593. SHAKESPEARE, Taming of the Shrew, ii. 1.
| Rascal fidler, TWANGLING Jack. | |
| Ibid. (1609), Tempest, iii. 2. | |
| Sometimes a thousand TWANGLING instruments | |
| Will hum about mine ears; and sometimes voices. | 
d. 1704. T. BROWN, The Petition of Tho. Brown, in Works, i. 62.
| Even Durfey himself and such merry fellows, | |
| That put their whole trust in tunes and TRANGDILLOES, | |
| May hang up their harps and themselves on the willows. | 
1711. ADDISON, The Spectator, No. 251, 18 Dec. A freeman of London has the privilege of disturbing a whole street, for an hour together, with the TWANKING of a brass-kettle or a frying-pan.
1762. EMANUEL COLLINS, Miscellanies, Preface, viii. Pleasd with the TWANGDILLOWS of poor Crowdero in a Country Fair.
1812. COLMAN, Poetical Vagaries, iii.
| Loud, on the heath, a TWANGLE rushd, | |
| That rung out Supper, grand and big, | |
| From the crackd Bell of Blarneygig. | 
1840. THACKERAY, A Shabby Genteel Story, ii. The young Andrea bears up gaily, however; TWANGLES his guitar.