one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

Maud Younger (y) forgot her keys to the space station (Ø1), all she brought outside was her flute (一). She has no choice but to crash the door with the giant flute.

一 character breakdown

The character 一 cannot be broken down into individual components.

Characters with 一 as component

to exist; to be alive / (of sb or sth) to be (located) at / (used before a verb to indicate an action in progress)

= + + : Zorro (z) and Rosa Luxemburg (亻) exist (在) in the airplane's bathroom (ai4). Rosa is in the middle of balancing a flute (一) on her head and on a pile of clay (土). Zorro uses his rapier to inscribe "Z" into the flute, so as to mark that the pronunciation of "在" begins with "z".
Character component without intrinsic meaning

= + : Mnemonic symbol: ⺊ looks a bit like a pennant.

Someone stuck a flute into the middle of a hollow dinosaur bone to conduct studies on the speed of sound. At the one end of the hollow dinosaur bone is an answering pennant, used in the International Signal Code primarily for the reply "signal is received and understood", which should be raised as soon as the person is hearing the sound made by the flute.
step with the right foot / see 彳亍[chi4 chu4]

= + : Mnemonic symbol: a step with the right foot is a kick of a righteous knight, who wears a full armor boot on his right foot.

Someone is playing music on a flute (一) for Chantal Chicken (chu) in the space station's bathroom (Ø4) so that she can practice pole dancing on a huge nail (丁). She's working on her step with the right foot (亍) while wearing a full armor boot (mnemonic symbol for 亍).
to step with the right foot (used in 彳亍[chi4 chu4])
Character component without intrinsic meaning

𠂇 = 丿 + : 𠂇 looks like a pair of scissors. Imagine a pair of scissors (𠂇) cutting open a banana (丿) to find a flute (一) inside.
measure of length, ten Chinese feet (3.3 m) / to measure / husband / polite appellation for an older male

= + : Mnemonic symbol: ten feet are about 3 meters, so let's say Bigfoot. Nice side effect: that way it's easier to remember 丈夫 = husband (if your husband looks like Bigfoot). The ten feet tall Bigfoot (丈) just left the anglepod's bathroom (ang4), and he left something that looks like a big flute (一). James II of England (zh) needs to move it out of the way, but he'll touch it only with pliers (丈).
"lid" radical in Chinese characters (Kangxi radical 8)

= + : Mnemonic symbol: 亠 looks like a beret. Tecumseh (t) is killing time in the Outhouse's kitchen (ou2) by playing a game. His goal is to blow a petal leaf (丶) into a beret (亠) by blowing air through a flute (一).
red / scarlet / bare / naked

= + : Mnemonic symbol: a red letter.

Charlie Chaplin (ch) finds that the also-ran (亦) ran over his flute (一) in the space station's bathroom (Ø4) bare-footed (赤). Angrily he gives the also-ran a red letter (赤).
seven / 7

= + : Mnemonic symbol: the Seven-Branched (七) Laser Sword. The Queen of Hearts (qi) is testing her new Seven-Branched Laser Sword (七) in front of the space station (Ø1). She's slicing flutes (一) and shovels (乚).
nine / 9

= 丿 + + : Joan of Arc is on cloud nine in the outhouse. With a shovel, she dug up a banana: when she peeled it she found a flute inside, with which she instantly fell in love.
not to have / no / none / not / to lack / un- / -less

= + 𠂇 + : Just inside the space station's entrance, Diogenes is annoyed by Willy Walrus, who's playing his flute. Diogenes just wants a peaceful time without being disturbed, so he cuts the flute into pieces with a pair of scissors, and threatens to beat Willy Walrus with a shovel should he annoy Diogenes again.

= + 𠂇 + : Mnemonic symbol: the philosopher Diogenes, who has nothing and wants nothing.

Mnemonic symbol: 無爲, wu2 wei2, the state of non-doing after having attained complete harmony with the Tao.

Willy Walrus (w) has attained Wu Wei (無) just inside the space station's entrance (Ø2), while from the outside it may seem like he is napping.

Words with 一

to get there in one step (idiom); easily done / success at a stroke / to get results overnight
to lump different matters together (idiom)
a series of / a string of
lit. one spot (on the leopard) / fig. one small item in a big scheme
see 黃粱夢|黄粱梦[huang2 liang2 meng4]
a single slip may cause everlasting sorrow (idiom)
integration / integrated / unified
lit. to cut all at one stroke (idiom); to impose uniformity / one solution fits a diversity of problems / one size fits all
little by little / bit by bit / gradually
lit. after climbing a hundred feet up a pole, one should go even further (idiom) / fig. even if one has achieved a measure of success, one should strive to do even better

Sentences with 一

ǎn
lǎo
su̅n
méi
yǒu
yi̅
jiàn
chèn
shǒu
de
bi̅ng
qì