flat

a deflated pneumatic tire

having a surface without slope, tilt in which no part is higher or lower than another

“a flat desk”

sounded or spoken in a tone unvarying in pitch

stretched out and lying at full length along the ground

“found himself lying flat on the floor”

flattened laterally along the whole length (e.g., certain leafstalks or flatfishes)

a level tract of land

“the salt flats of Utah”

a musical notation indicating one half step lower than the note named

a shallow box in which seedlings are started

commercially inactive

“flat sales for the month”

having a relatively broad surface in relation to depth or thickness

“flat computer monitors”

having lost effervescence

“flat beer”

freight car without permanent sides or roof