Lexical Definition

‎ὅρμημα‎ hórmēma (hor'-may-mah) sudden violence ^G:N-N
from ‎ὁρμή‎

violence.

• an attack, i.e. (abstractly) precipitancy

Abbott-Smith

ὅρμημα, -τος, τό (ὁρμάω), [in LXX: Ho 5:10, Am 1:11 (עֶבְרָה), etc.;]
a rush: Re 18:21.†

Abbott-Smith References

Liddell-Scott-Jones

ὅρμημα-ημα, ατος, τό,

sudden rush, swoop, onset, ἀετοῦ [LXX]; of attacking troops,[LXX]; of the fall of a stone, [NT]: plural, rapid movement, ὁρμήμασι νηός, ={νηῒ ὁρμωμένη}, Oracle texts cited in [Refs 2nd c.AD+]

__2 ={ὁρμή}, impulse, incitement, motive, μηδ᾽.. ἡμῶν τι συνεργὸν μηδ᾽ ὅ. [Refs 4th c.BC+]; τὸ ὅ. μου my indignation, [LXX]; θαλάσσης -ήματα, of the tides, [Refs 5th c.AD+]
__II the earliest exception is Ἑλένης ὁρμήματά τε στοναχάς τε [Refs 8th c.BC+] as the objective genitive, the cares (as if from ὁρμαίνω) and groans [of the Greeks] about Helen, i. e. caused by her; by the χωρίζοντες [Refs]searchings of heart and groans of Helen; the former view is more probably, but ὁ. may be from ὁρμάομαι and mean the rushes, struggles of war.

_{LSJ Scripture Refs: LXX.Deut.28.49 ☩ Rev.18.21 ☩ LXX.Hos.5.10}