Same garment, three words - and the word you use quietly changes what you find. Here is the map, in one page.
The short version
| Word | Where it is used | What it usually means |
|---|---|---|
| Jersey | United States, Canada, Australia | Any team's playing shirt, any sport |
| Shirt | United Kingdom, Ireland | A football club's playing shirt |
| Kit | UK and most of Europe | Strictly the whole outfit - shirt, shorts, socks |
Why Americans say soccer
"Soccer" began in England as university slang for association football - the formal name of the sport - and travelled to North America, where "football" was already taken by the gridiron game. Britain later drifted back to "football", leaving "soccer" sounding American even though it was born English. Neither word is wrong; they are just different journeys.
What this means when you shop
- Searching "soccer jersey" in a US store gets you exactly what you want; in a UK store it may return fewer results.
- "Football shirt" is the word that unlocks the classic club designs - retro reissues are almost always listed this way.
- "Kit" on product pages usually means just the shirt unless the description says shorts and socks are included. Read the line, not the label.
- NFL, NBA, MLB and NHL items are always "jerseys" everywhere - the shirt/jersey split only exists in football (soccer).
The one that trips everyone up
A "retro jersey" and a "reissue shirt" are the same idea - an old design made again. Some stores call it throwback, some call it reissue. What matters is the season on the label, not the word in the title.
And the sizing footnote
UK-cut shirts and US-cut jerseys fit differently even at the same letter size. When in doubt, measure a shirt that already fits and compare it to the size guide - it takes a minute and saves a return.
Terminology varies by seller; product pages on this store always state exactly what is included.