Describes surfaces, shapes, or abstract things that are flat, even, or without variation. Used as a な-adjective.
I rode my bicycle along a flat road.
This road is flat and easy to run on.
The fee is flat, so it's unlimited use.
Used after a time expression to mean 'exactly' or 'in just', as in '10 seconds flat'. Noun usage.
He ran 100 meters in 10 seconds flat.
Musical term for a note lowered by a semitone. Compare with シャープ (sharp).
See also: シャープ
This piece has many flats and is difficult.
Loanword for an apartment or flat, especially in a Western context. Less common than アパート or マンション in everyday Japanese.
Renting a flat in London is expensive.
He ran 100 meters in exactly 10 seconds flat.
As the notes got higher, the pitch went flat.
She lives in a flat in London.
I laid the reclining seat completely flat.
マンション refers to a modern, often larger apartment building in Japan, whereas フラット is a rarer loanword for a flat/apartment used mainly in Western contexts.
small truck; flatbed truck
fully flat; entirely flat · full-flat (bed); lie-flat (seat) · low-floor (bus)
double flat
flat collar
flat panel; flat-panel display
flatbed
flat list
flat race
flat cable; ribbon cable
flat shoes; flats
Loanword from English 'flat'.