pignĕror, ātus, 1
* V. dep. a. [id.]. Lit., to take as a pledge; hence, trop.
* To make one's own, to appropriate (rare but class.): Mars ipse ex acie fortissimum quemque pignerari solet,Cic. Phil. 14, 12, 32: maximas ingenii, consilii partes sibi ad utilitatem suam,id. Rep. 1, 4, 8 (cited in Non. 477, 31 sq.): fidem militum praemio pigneratus,Suet. Claud. 10.
* To accept as certain: quod das mihi, pigneror, omen,Ov. M. 7, 621.

s. TLL