[f. as prec. + -ING2.] That tinkers (in lit. and fig. senses) see the vb.
1598. Marston, Sco. Villanie (1599), 167. Fidlers, scriueners, pedlers, tynkering knaues.
1818. Byron, Juan, Ded. xiv. A iinkering slave-maker, who mends old chains.
1880. E. White, Cert. Relig., 44. A purblind tinkering criticism.