a curved part of something, especially a road or river:
The car came round the bend at a terrifying speed.
a sharp bend in the road
an action in which you bend a part of your body:
We started the session with a few knee bends to warm up.
3 British English spoken
to annoy someone:
His attitude drives me round the bend.
4 British English spoken
to be or become crazy:
I sometimes feel I'm going round the bend looking after young children all day.
a painful and serious condition that divers get if they come up from deep water too quickly