It refers to a burden that one has to carry on their own. It doesn't always mean that it is a physical burden, it may be a psychological burden. It isn't something that can be shared or off loaded. It is a reference to the Biblical account that Jesus Christ carried his own cross. But he wasn't able to and was helped to carry it. The correct spelling is bear, not bare.
its cross to bear.
It refers to a burden that one has to carry on their own.
The homonym for bear is bare. I ran away from a bear with bare feet.
bare
at the cross meaning
Denude
bare
Bare
With the feet bare; without shoes or stockings.
Bare means naked or uncovered. Its literal meaning can refer to anything which can be physically covered by something but isn't. Bare feet are feet not covered with socks or shoes. A bare table is one which is not covered with a cloth, or dishes. In winter, a field is bare if it is not covered with snow. In the figurative sense, it suggests something which is uncomplicated, simple, and "not dressed up." "Bare necessities" are the simplest and most essential necessities. A "bare promise" is one without any assurances or security.
E.g 'I walked across the room in bare feet', or 'the walls were bare'. Bare meaning naked for the first example and emptyfor the second example.
with their own bare hands!