英语 idiom list

firm up
first among equals
first and last
first annual
first come, first served
first loser
first love
first mile
first-mover disadvantage
first of all
first off
first of never
first port of call
first-rate
first up
fish-blooded
fish-eating grin
fishing expedition
fish in troubled waters
fish or cut bait
fish out
fish out of water
fish to fry
fist magnet
fit for a king
fit out
fits and starts
fit the bill
fit to be tied
fit to wake the dead
five-star
five will get you ten
fix someone's wagon
fix the roof while the sun is shining
flag down
flagellate
flame up
flannelled fool
flap one's gums
flash back
flash for cash
flash the cash
flat chat
flat on one's back
flat out
flat strap
flatten out
flavor of the week
flea in one's ear
flesh one's maiden sword
flesh out
flight of fancy
flip-flop
flip one's lid
flip one's wig
flip shit
flip the bird
float someone's boat
flog a dead horse
flog a dead pony
flog the dolphin
flog the log
flood the zone
floor it
floor one could eat off
floppy infant syndrome
flower of the flock
flunk out
flush out
flutter in the dovecote
flutter the dovecote
fly blind
fly by
fly-by-night
fly by the seat of one's pants
flying start
flying visit
fly in the face of
fly in the ointment
fly low
fly off
fly off at a tangent
fly off the handle
fly off the shelves
fly on the wall
fly out of the blocks
fly out of the traps
fly solo
fly the flag
fly too close to the sun
fly under the radar
fog a mirror
fogged out
fold like a cheap suit
fold one's tent
fold under zero pressure
fold up
folk devil
follow someone off a cliff
follow suit