What does mutūniātus mean in Latin?

mutūniātus, a adjective, means “well-endowed, having a large penis”.

How do you pronounce mutūniātus?

In classical Latin, [mʊ.tuː.niˈaː.tʊs]; in ecclesiastical (church) Latin, [mu.tu.niˈaː.tus].

adjectivefirst/second-declension adjective

mutūniātus (feminine mutūniāta, neuter mutūniātum)

Classical[mʊ.tuː.niˈaː.tʊs]Ecclesiastical[mu.tu.niˈaː.tus]

adjectivevulgarwell-endowed, having a large penis
Dormīs cum puerīs mutūniātīs, et nōn stat tibi, Phoebe, quod stat illīs.You sleep with well-endowed boys, Phoebus, and what stands for them doesn't stand for you.86 CE – 103 CE, Martialis, Epigrammata 3.73
Spectās nōs, Philomūse, cum lavāmur, / Et quārē mihi tam mutūniātī / Sint lēvēs puerī, subinde quaeris.You watch us, Philomusus, when we wash, / and often you inquire why I have such well hung smooth boys.86 CE – 103 CE, Martialis, Epigrammata 11.63

singular
form	masculine	feminine	neuter
nominative	mutūniātus	mutūniāta	mutūniātum
genitive	mutūniātī	mutūniātae	mutūniātī
dative	mutūniātō	mutūniātae	mutūniātō
accusative	mutūniātum	mutūniātam	mutūniātum
ablative	mutūniātō	mutūniātā	mutūniātō
vocative	mutūniāte	mutūniāta	mutūniātum

plural
form	masculine	feminine	neuter
nominative	mutūniātī	mutūniātae	mutūniāta
genitive	mutūniātōrum	mutūniātārum	mutūniātōrum
dative	mutūniātīs	mutūniātīs	mutūniātīs
accusative	mutūniātōs	mutūniātās	mutūniāta
ablative	mutūniātīs	mutūniātīs	mutūniātīs
vocative	mutūniātī	mutūniātae	mutūniāta

From mutūnium (“penis”) + -ātus (“-ed”), from the same root as mūtō~muttō, -ōnis (“penis”).