Д41
НА СВОИХ (НА) ДВОИХ идти, прийти, добираться, прибывать и т. п.
coll,
humorPrepPthese forms onlyadvfixed WO (to go, get to some place etc) on foot
on one's own two feet (legs)
under one's own power (steam)hoof (foot) it(in limited contexts) on (by) shanks' (shanks) mare.