Lexical Definition

‎παραῤῥυέω‎ pararrhyéō (par-ar-hroo-eh'-o) to drift away ^G:V
from ‎παρά‎ and the alternate of ‎ῥέω‎

let slip.

• to flow by, i.e. (figuratively) carelessly pass (miss)

Abbott-Smith

παρα-ρρέω, [in LXX: Is 44:4 (יבל), Pr 3:21*;]
to flow by, drift away, slip away: He 2:1.†

Abbott-Smith References

Liddell-Scott-Jones

παραρρέω,

aorist -ερρύην (see. below): perfect -ερρύηκα (see. below):— flow beside, by, or past, τὴν Νίνον [Refs 5th c.BC+]

__II slip off or out, εἴ τί μοι τόξων.. παρερρύηκεν [Refs 5th c.BC+]; ὅτῳ μὴ παραρ ρυείη [ἡ χιών] whom it did not slip off, [Refs 5th c.BC+] many points escaped you, [Refs 5th c.BC+]having disappeared from memory, Gp.Prooem. [Refs]
__II.2 of persons, π. τῶν φρενῶν slip away from one's senses, [Refs 5th c.BC+]; also, to be careless, neglect advice, etc., υἱὲ μὴ παραρρυῇς [LXX+NT]
__III run off, [Refs 4th c.BC+]; π. παρὰ (variant{πρὸς}) τὴν ἀρτηρίαν slip into the windpipe, [Refs]
__III.2 slip in unawares or by stealth, λόγοι παρερρυήκασι πρὸς ἡμᾶς ψευδεῖς [Refs 4th c.BC+]; παραρρυεὶς ἄνθρωπος εἰς τὸν νεών [Refs 1st c.AD+]; εἴ τι ἐν τῷ τῆς ποιήσεως δρόμῳ παραρρυὲν λάθῃ any irregularity which slips in, [Refs 2nd c.AD+]
__IV φωναὶ σαθραὶ καὶ παρερρυηκυῖαι cracked and unsteady, [Refs 4th c.BC+]

_{LSJ Scripture Refs: LXX.Prov.3.21 ☩ Heb.2.1}