A dictionary of Confusable Phrases: More Than 10,000 Idioms and Collocations

round about • roundabout
round about—
1
. approximately; around: When I had my
boy in day care, it used to cost me round about fifty dollars.
2. in the neighborhood: We would go off to collect mush-
rooms, there were plenty in the fields round about.
roundabout—
1
. (UK) merry-go-round (a revolving structure
for children to ride on): The photo shows a group of children
on a roundabout in the park. 2. a road junction consisting of
a circular area around which traffic can flow continuously:
Exit the airport, then turn left and drive to the roundabout.
3. (of an answer, etc.) not direct or straightforward: Ask him
what he does for a living, and he’ll give you a roundabout
answer.
round the bend • round the corner
round the bend —(also: around the bend) 
1
. said of smth.
about to happen very soon: The Harpoon Brewery’s annual
two-day St. Patrick’s Festival is “round the bend”! 2. (coll.)
crazy; insane: People’s initial reaction is to think that you must
be round the bend.
round the corner—(also: around the corner) = round the bend
1
: Hoover was saying that prosperity was just round the cor-
ner.
row someone up Salt River • send someone up the
river
row someone up Salt River —(U.S.) defeat political opponents
in an election, etc.: The distance to which a party is rowed
up Salt River depends entirely upon the magnitude of the
majority against its candidates.
send someone up the river —(coll., also: send someone up) send
a person to prison: The same judge sent him up the river the
last time.
Note: 
The expression does not correlate in meaning with the
phrase put someone up the creek—(sl.) 
1
. put a person in trou-
ble: It doesn’t look like I’m going to be able to do my gradu-
ation course, which pretty much puts me up the creek. 2.
render a girl or a woman pregnant: I know a girl who thinks
her bloke may have put her up the creek.
See also: sell someone down the river / send someone down the
river.