A / Asper
noun

Asper

gen. Asperi · gender masculine · decl. 2nd
A cognomen of L. Trebonius
A cognomen of L. Trebonius: L. Trebonius ... insectandis patribus, unde Aspero etiam inditum est cognomen, tribunatum gessit, Liv. 3, 65, 4. โ€”
a Latin grammarian
Asper, Aspri (Prob. p. 201 Keil), m., a Latin grammarian, two of whose treatises have come down to us; v. Teuffel, Rom. Lit. ยง 474, 4.