Lista de modismos en inglés

on the table
on the up-and-up
on the warpath
on the wrong side of the blanket
on top of
onwards and upwards
oof-bird
open-collar
open fire
open one's mind
open someone's eyes
open the kimono
opposite number
orgiast
ostrich policy
other head
otherwise engaged
out cold
out of bounds
out of date
out of house and home
out of luck
out of one's face
out of order
out of shape
out of someone's way
out of the frying pan, into the fire
out of the ordinary
out of the woods
out of touch
out on the tiles
outrun the constable
outside job
over a barrel
overegg
over one's head
over the hump
over the top
odd duck
of a
of all people
of a piece
off board
offer one can't refuse
off-kilter
off one's feed
off one's nut
off one's trolley
off the bat
off the deep end
off the radar
off-the-shelf
off-the-wall
of sorts
of the first water
oh dark hundred
oh my goodness gracious
oil burner
old chestnut
old flame
old head on young shoulders
old school
old wine in a new bottle
on a day-to-day basis
on a kick
on and off
on a plate
on a sixpence
on bad terms
once again
once in a purple moon
on cloud seven
one age with
one and the same
one could do it in one's sleep
one flesh
one-horse town
one-man band
one-night stand
one of those things
one's blood is up
one's heart in one's mouth
onesie-twosie
one's name is mud
one step ahead
on eternal patrol
one-track mind
on file
on hold
only game in town
on one's feet
on one's mind
on opposite sides of the barricades
on second thought
on someone's dime
on someone's radar
on sufferance
on the back burner
on the beach
on the breadline