What does Teucrus mean in Latin?

Teucrus, a adjective, means “Teucrian, Trojan”.

How do you pronounce Teucrus?

In classical Latin, [ˈtɛu̯.krʊs]; in ecclesiastical (church) Latin, [ˈtɛːu̯.krus].

adjectivefirst/second-declension adjective

Teucrus (feminine Teucra, neuter Teucrum)

Classical[ˈtɛu̯.krʊs]Ecclesiastical[ˈtɛːu̯.krus]

singular
form	masculine	feminine	neuter
nominative	Teucrus	Teucra	Teucrum
genitive	Teucrī	Teucrae	Teucrī
dative	Teucrō	Teucrae	Teucrō
accusative	Teucrum	Teucram	Teucrum
ablative	Teucrō	Teucrā	Teucrō
vocative	Teucre	Teucra	Teucrum

plural
form	masculine	feminine	neuter
nominative	Teucrī	Teucrae	Teucra
genitive	Teucrōrum	Teucrārum	Teucrōrum
dative	Teucrīs	Teucrīs	Teucrīs
accusative	Teucrōs	Teucrās	Teucra
ablative	Teucrīs	Teucrīs	Teucrīs
vocative	Teucrī	Teucrae	Teucra

Charlton Lewis's shorter dictionary for students: the same scholarship in plain, modern definitions.

Teucrus adj.,

of Teucer (king of Troy), Trojan: carinae, O.—Plur m. as subst, the Trojans, V., O.

From Teucer (“Troy”) + -us.