S / sub-signo
verb transitive

sub-signo

2nd PP sub-signāre · 3rd PP sub-signāvi · 4th PP sub-signātum · conj. 1st
to mark; write beneath; to undersign
to mark or write beneath, to undersign, subscribe (mostly post - Aug.; syn. subscribo).
Lit.: traditas notas subsignabimus Catonis maxime verbis, Plin. 18, 6, 7, § 33: Ciceronis sententiam ipsius verbis, id. 18, 25, 61, § 228: subsignatum dicitur quod ab aliquo subscriptum est, Dig. 50, 16, 39; cf.: adhuc subsignare dicimus pro subscribere, Fest. p. 281 Müll.—
by extension
Transf. *
To set down; enter; register
To set down, enter, register on a list: subsignari apud aerarium (praedia), Cic. Fl. 32, 80. —
To pledge
To pledge by signing: PRAEDIA, Inscr. Grut. 207, 1 and 3: res pro cautelā litis, Cod. Just. 5, 37, 28 med.: facultates eorum, quae subsignatae sunt fisco, Dig. 50, 6, 5.—
to pledge; to engage; warrant figuratively
Trop., to pledge; to engage, warrant: aliquid apud aliquem, Plin. Ep. 10, 3, 4: id jam nunc apud te subsigno, id. ib. 3, 1, 12.