Usage: 4 forms in 10 verses
Form Translated As     In Verse(s)
αλαλαγμώ a shout LXX.Ezra.3.12LXX.Ps.47.5
shout LXX.Josh.6.20
shouting LXX.2Chr.15.14
shouts LXX.Ps.33.3
αλαλαγμόσ a shout LXX.Jer.25.36
αλαλαγμόν shout LXX.Ps.89.15
αλαλαγμού a shout LXX.Ps.150.5
of a shout LXX.Ps.27.6
shout LXX.Jer.20.16

Liddell-Scott-Jones

ἀλαλαγμός (alalagmos) a shout G:N-M

ἀλαλαγμός-αγμός, ,

={ἀλαλαγή}, [Refs 5th c.BC+]

__II generally, loud noise, τυμπάνων, αὐλοῦ, [Refs 5th c.BC+]