Lexical Definition

‎συναρπάζω‎ synarpázō (soon-ar-pad'-zo) to seize G:V
from ‎σύν‎ and ‎ἁρπάζω‎

catch.

Usage: 5 forms in 5 verses
Form Translated As     In Verse(s)
συνηρπάκει it had seized Luke.8.29
συναρπασθήσ seized LXX.Prov.6.25
συναρπασθέντοσ When was being seized Acts.27.15
συναρπάσαντεσ having dragged off Acts.19.29
συνήρπασαν they seized Acts.6.12

Abbott-Smith

συν-αρπάζω [in LXX: Pr 6:25 (לקח), II Mac 3:27 4:41, IV Mac 5:4 * ;]
"perfective " of ἁοπάζω (v. M, Pr., 113),
(a) to seize and carry away (so most commonly) : Ac 27:15;
(b) to seize and hold: Lk 8:29, Ac 6:12 19:29.†

Abbott-Smith References

Book Refs
Proverbs 6:25
Luke 8:29
Acts 6:12 · 19:29 · 27:15

Liddell-Scott-Jones

συναρπάζω,

future -άσω[Refs 5th c.BC+], -άσομαι [Refs 5th c.BC+]:—snatch and carry away with one, carry clean away, [Refs 5th c.BC+]; κρατῶν ἅμα πάντα σ. [Refs 5th c.BC+]; seize and retain, οὐ δύνανται συναρπάζειν αἱ μῆτραι τὸν γόνον [Refs 5th c.BC+]“Aër.” 21: metaphorically, carry away with one (by persuasive arguments), ξυναρπάσας στρατόν [Refs 5th c.BC+]; οὐδένα ὑμῶν συναρπάζω I am not 'rushing' you, [Refs 2nd c.AD+]; σ. ἑαυτὸν εἰς τὸ ἄνω, of mystical union with the One, [Refs 3rd c.AD+]:—passive, to be seized and carried off, βία ξυναρπασθεῖσαν [Refs 5th c.BC+]

__2 ξ. Χεῖρας seize and pin them together, [Refs 5th c.BC+] —middle, ξ. τινὰ μέσον, of a wrestler, [Refs 5th c.BC+]
__3 metaphorically, ξ. φρενί seize with the mind, grasp, [Refs 5th c.BC+]; σ. τὸ ζητούμενον, in arguing, to be guilty of a petitio principii, [Refs 2nd c.AD+]; so συνήρπασται εἰς κτητικὴν σύνταξιν is hastily concluded to have a possessive force, [Refs 2nd c.AD+]
__4 carry away, destroy all traces of, τι [Refs 2nd c.AD+]
__5 passive, of persons, συνηρπασμένοι having been robbed, [Refs 1st c.AD+]