Lexical Definition

‎ἀποφορτίζομαι‎ apophortízomai (ap-of-or-tid'-zom-ahee) to unload ^G:V
from ‎ἀπό‎ and the middle voice of ‎φορτίζω‎

unlade.

• to unload

Abbott-Smith

*† ἀπο-φορτίζομαι (< φορτίζω, to load),
to discharge a cargo (Field, Notes, 134), to unlade: c. acc., τ. γόμον, Ac 21:3.†

Abbott-Smith References

Liddell-Scott-Jones

ἀποφορτίζομαι-ίζομαι,

middle, discharge one's cargo, τὸν γόμον[NT]; jettison, absolutely, [Refs 4th c.BC+]; unload one's stomach, [Refs 2nd c.AD+] —passive, of περιττώματα, [Refs 2nd c.AD+]: generally, jettison, get rid of, τι [Refs 1st c.AD+]

_{LSJ Scripture Refs: Acts.21.3}