πολυαλφής
From LSJ
οὐκ ἂν λάβοις παρὰ τοῦ μὴ ἔχοντος → you can't take from one who doesn't have, you can't squeeze blood out of a turnip, you can't get blood out of a turnip, you can't get blood from a stone, you can't get blood out of a stone
English (LSJ)
ές, (ἀλφάνω) fetching a high price, Nonn.D.37.715.
Greek (Liddell-Scott)
πολυαλφής: -ές, (ἀλφάνω ἢ ἀλφαίνω), ὅστις δύναται νὰ πωληθῇ ἀκριβά, Νόνν. Δ. 37. 715.
Greek Monolingual
-ές, Α
αυτός που μπορεί να πωληθεί σε μεγάλη τιμή.
[ΕΤΥΜΟΛ. < πολυ- + ἀλφάνω «φέρω, βρίσκω, αποκτώ» (πρβλ. τιμαλφής)].