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

all fur coat and no knickers • all hat and no cattle
all fur coat and no knickers —(UK derog.) said of a person or
thing having an impressive appearance with no real substance
beneath: Wish I had paid more attention to the bad reviews
before I booked. This hotel is all fur coat and no knickers.
all hat and no cattle —(U.S. derog.) said of smb. who tends
to talk boastfully without acting on one’s words (also: big hat
and no cattle): Republican leadership promised to support the
mission. Unfortunately, however, they’ve been all hat and no
cattle…
all hands and the cook • all the world and his wife
all hands and the cook —
1
. (Nautical) everybody on the ship:
Martin threw on the engine, while all hands and the cook
sprang to take in sail. 2. everyone from a particular group of
people who can possibly contribute: Soon he was rearing his
family, and all hands and the cook were busy as bees in caring
for the home. Cf.: all-hands meeting — a mandatory meeting
for all employees called by the management: Bob called an all-
hands meeting this afternoon. It’s never a good sign…
all the world and his wife —(also: every man and his dog ) lots
of people; everyone of importance: All the world and his wife
were there, so, of course, Dame Margery went also.
all in • all out
all in —(predic., coll.) 
1
. completely exhausted: I was glad
that the laboratory was only a few blocks away, for I was all
in by the time I got there. 2. completely or enthusiastically
involved in smth.: That was a cruel thing to do and I want to
know who was all in on it!
Note: 
The expression does not correlate in meaning with the
compound all-in—(attrib.) inclusive of everything: If you need
surgery, go for a fixed price package — an all-in price, irre-
spective of how long you stay in the hospital.
all out—(coll.) 
1
. using all one’s strength or resources: He
made up his mind to go “all out” for his uncle’s slum-conver-
sion scheme. 2. entirely; completely: “Were you drunk?” “Not
all out, I could keep my feet on the floor.” 3. at top speed:
The track was ultra-fast all night, with cars running all out
the entire evening.