Green’s Dictionary of Slang

schloep n.

[? schlub n. or onomat. for a sucking ‘slurping’ noise]

(S.Afr.) a sycophant, a toady.

[SA] informant in DSAE (1996).
[SA]C. Hope Separate Development 7: An open, honest, anxious guy who’d begun life as a class schloep, a toady.
[SA]P. Slabolepszy Sat. Night at the Palace (1985) 12: Shit. If there’s one thing I can’t handle it’s a gat-creeper. Bloody schloep. Up a ou’s arse.
[SA]IOL News (Western Cape) 27 Jan. 🌐 The schloep [...] will be glued to the tour guide’s side, asking stupid questions and making toadying observations.

In derivatives

shloepy (adj.)

(S.Afr.) ingratiating.

‘Blossom’ in Darling 15 Feb. 131: So I tune him (all shloepy), ‘Ag keep yore shirt on, Bok-Bok man, what you take me for?’ [DSAE].