Lexical Definition

‎ῥαβδοῦχος‎ rhabdoûchos (hrab-doo'-khos) police ^G:N-M
from ‎ῥάβδος‎ and ‎ἔχω‎

serjeant.

• a rod- (the Latin fasces) holder, i.e. a Roman lictor (constable or executioner)

Abbott-Smith

* ῥαβδοῦχος, -ου, ό (< ῥάβδος, ἔχω),
one who carries a rod or staff of office;
(a) an umpire or judge (Plat.);
(b) in late writers, a Roman lictor: Ac 16:35, 38.†

Abbott-Smith References

Liddell-Scott-Jones

ῥαβδοῦχος-ος

(properispomenon), ὁ, one who carries a rod or staff of office:

__1 judge, umpire at a contest, [Refs 5th c.BC+]
__2 magistrate's attendant, staff-bearer, beadle, [NT+5th c.BC+]: especially at Rome, of the lictors who carried the fasces, [Refs 2nd c.BC+], female attendants on Oenanthe, mother of Agathocles, [Refs]

_{LSJ Scripture Refs: Acts.16.35}