Lexical Definition

‎βοῦς‎ boûs (booce) ox ^G:N-M
probably from the base of ‎βόσκω‎

ox.

• an ox (as grazing), i.e. an animal of that species ("beef")

Abbott-Smith

βοῦς, βοός, ὁ, ἡ, [in LXX chiefly for בָּקָר;]
an ox, a cow: Lk 13:15 14:5, 19 Jo 2:14, 15 I Co 9:9 (LXX), I Ti 5:18.†

Abbott-Smith References

Liddell-Scott-Jones

βοῦς,

Doric dialect βῶς [Refs 3rd c.BC+], poetry also βοῦ [Refs 8th c.BC+] and Doric dialect, [Refs 3rd c.BC+], Ionic dialect and poetry also βόα [Refs 8th c.BC+], rarely contraction βοῦς [Refs 5th c.BC+], contraction βῶν [Refs 8th c.BC+], Epic dialect βόεσσι, βοσί [Refs 1st c.AD+]; Boeotian dialect βούεσσι [βοῦς 1.154, +others, 5th c.BC: Sophocles Tragicus “Ajax” 175 (Lyric poetry)">Refs 8th c.BC+], and Attic dialect, [NT+4th c.BC+]:—bullock, bull, ox, or cow, in plural cattle, commonly feminine: to mark the male [Refs 8th c.BC+] adds a word, β. ἄρσην [Refs 8th c.BC+]; as a measure of value, βοὸς ἄξιον [Refs]

__b βοῦς ἄγριος buffalo, [Refs 4th c.BC+]
__c βοῦς ἐν Συρίᾳ zebu, [Refs]; β. ἐν Παιονίᾳ, perhaps urus, [Refs]
__d βοὸς ὄμμα, ={βούφθαλμος}, [Refs 1st c.BC+]
__2 metaphorically of any dam or mother, μία β. Κρηθεῖ τε μάτηρ καὶ Σαλμωνεῖ [Refs 5th c.BC+]
__II ={βοείη} or βοέη (always feminine), ox-hide shield, νωμῆσαι βῶν [Refs 8th c.BC+]; βόας αὔας[Refs 5th c.BC+]
__III a fish, perhaps Notidanus griseus, [Refs 4th c.BC+]
__III.2 a fish of the Nile, [Refs 1st c.BC+]
__IV ἔβδομος β. crescent loaf, [Refs]
__V seam, [Refs 2nd c.AD+]
__VI the constellation Taurus, [Refs 1st c.BC+]
__VII ={μάστιξ}, [Refs 5th c.AD+]
__VIII proverbial, β. ἐπὶ γλώσσης ἐπιβαίνων [βοῦς ἐπὶ γλώσσῃ βέβηκε 4th-5th c.BC: Aeschylus Tragicus “Agamemnon” 36 ">Refs 6th c.BC+]; of people who keep silence from some weighty reason, τὸν βοῦν ἐπιτίθημι τῇ γλώττῃ [βοῦς ἐμβαίνει μέγας Strattis 67 ">Refs 4th c.AD+] (wrongly explained by [Refs 2nd c.AD+]; β. ἐν αὐλίῳ, of a useless person, [Refs 5th c.BC+]; β. λύρας 'pearls before swine', [βοῦς (from βωύς">Refs 3rd c.BC+], Sanskrit gaús) accusative βῶν (Sanskrit gā´m) are old forms: stem βωϝ-βοϝ-, cf. Latin (Umbr.) bos, etc.)

_{LSJ Scripture Refs: John.2.14}