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

flying squad • flying squadron
flying squad —
1
. any body of persons organized for rapid
movement or action: To speed justice, more frequent assizes
and a “flying squad” of judges to hear cases during the Long
Vacation are recommended. 2. (Flying Squad, the) a branch of
London’s Metropolitan Police force, capable of moving quickly
into action: It’s a Saturday evening and members of the Flying
Squad meet at police headquarters in Brixton.
flying squadron —
1
. a unit of the U.S. air force: I would
change the organizational structure so the aircraft maintenance
unit is part of the flying squadron to which pilots belong. 2.
= flying squad 
1
: Ms. Dodson tells of the “Flying Squadron”—
the nickname for a group of strikers who traveled to mills in
order to plant the seeds of the union movement. 3. (Nautical)
a detachment of vessels employed on any particular service:
The Flying Squadron arrived at Cienfuegos, Cuba and estab-
lished the blockade of that port.
flying weight • flyweight
flying weight—the weight of the plane or rocket without
fuel: After using the rocket propellants the flying weight is
1
780 Kg and during the ascent the total weight averages less
than 2000 Kg.
flyweight—(Sport) a weight category in boxing, wrestling
and weightlifting : Chartchai, three-time world flyweight
champion, has been staying at a Tokyo hotel.
fold one’s arms • fold one’s hands
fold one’s arms —place one’s arms across the chest : The
young woman folded her arms across her chest and frowned
at Kay Stanley.
fold one’s hands —press hands together with the fingers inter-
laced: She sat erectly, her hands folded on her black skirt.
follow the crowd • join the crowd
follow the crowd —think or behave in exactly the same way
as everyone else: Don’t expect anything original from this
man — he just follows the crowd.
join the crowd —(also: join the club) is used to tell that one
has already had a similar, usually unpleasant, experience: Oh,
you’re unemployed now are you? So am I — join the crowd.