Lexical Definition

‎ἀναπίπτω‎ anapíptō (an-ap-ip'-to) to recline ^G:V
from ‎ἀνά‎ and ‎πίπτω‎

lean, sit down (to meat).

• to fall back, i.e. lie down, lean back

Abbott-Smith

ἀνα-πίπτω, [in LXX: Ge 49:9 (כּרע) To 2:1 7:8, Jth 12:10, Si 25:18 35 (32):2, Da TH Sus 37*;]
1. (cl.) to fall back.
2. In late writers = ἀνα-κλίνομαι, to recline for a repast (MM, VGT, s.v.): at table, Lk 11:37 14:10 17:7 22:14, Jo 13:12 21:20; on the ground, Mt 15:35, Mk 6:40 8:6, Jo 6:10; to lean back, Jo 13:25 (T, ἐπιπεσών; v.s. ἀνάκειμαι, ad fin.).†
SYN.: ἀνάκειμαι (q.v.), ἀνακλίνομαι.

Abbott-Smith References

Liddell-Scott-Jones

ἀναπίπτω,

poetry ἀμπ-, fall back, [Refs 5th c.BC+]; lay oneself back, like rowers, [Refs 5th c.BC+], compare e; of riders, ὑπτίους ἀναπεπτωκότας ἐλαύνειν[Refs 5th c.BC+]

__2 metaphorically, fall back, give ground, [Refs 5th c.BC+]; flag, lose heart, [Refs 4th c.BC+]; ταῖς σπουδαῖς (vulgar form σπονδ-) ἀναπεπτωκέναι[Refs 1st c.BC+]
__2.b perfect participle ἀναπεπτωκώς lifeless, of style, σχῆμα ἀ.[Refs 2nd c.AD+]
__3 of a plan, to be given up, ἀνεπεπτώκει τὰ τῆς ἐξόδου[Refs 4th c.BC+]
__4 ἀ. ἀπ᾽ οἴκων to be banished from one's house, poetical cited in Athenagoraspro Christo 22.
__5 recline at meals, like{ἀνάκειμαι}, [NT+2nd c.AD+]
__5.b take to one's bed in sickness, [Refs]
__6 recoil, of the arms of torsion-engines, [Refs 2nd c.BC+]

_{LSJ Scripture Refs: Mark.6.40}