LAT

Lewis Short

sub-lābor, lapsus, 3
* V. dep. n., to fall, glide, or sink under or down, to sink (poet. and in post-Aug. prose).
* Lit.: imperfecta necesse est labent et modo prodeant, modo sublabantur aut succidant,Sen. Ep. 71, § 34: aedificia vetustate sublapsa,Plin. Ep. 10, 75, 1; cf. poet. transf.: annis sublapsa vetustas,Verg. A. 12, 686.—*
* In partic., to slip down, glide away: lues udo sublapsa veneno Pertentat sensus,Verg. A. 7, 354.
* Trop.: retro sublapsa Spes,Verg. A. 2, 169: memoria senum,Sen. Oedip. 817.
Charlton T. Lewis, Charles Short, A Latin Dictionary
memory