(a)round the bend
1. In close proximity to another location. Said especially when traveling by car, often when literally approaching a bend. The store isn't far from here, it's just around the bend.
2. slang Crazy It's freezing today, and you're not going to wear a coat? Have you gone around the bend?
3. slang Intoxicated from drugs or alcohol. Do you remember last night at all? You were really around the bend!
around the bend
1. Around a curve or corner on a road or pathway, as in Peter's house is just around the bend. Also see around the corner, def. 1.
2. Also, round the bend. Crazy, insane, as in Throwing out that perfectly good steak? Have you gone round the bend? [Colloquial; early 1900s]
(a)round the bend
1. mod. crazy; beyond sanity. I think I’m going around the bend.
2. mod. alcohol or drug intoxicated. From the look in her eye, I’d say she is completely round the bend now.
around the bend
Slang Mentally deranged; crazy.