pony

noun13

1. •
   a horse of a kind that stays small even when fully grown

   • The pony won three times in one month and as I had backed it on each occasion I collected a ‘bank’ of over £400. — 1933
2. •
   A horse of any size.
3. •
   (slang) A ponytail hairstyle.
4. •
   (UK, slang) Twenty-five pounds (money).
5. •
   A small serving of an alcoholic beverage, especially beer.

   • 1879, “Some Queer Interviews: Interview with a Pony of Beer”, Puck, Vol. 5–6, p. 435 — 1879
6. •
   (Australia) A serving of 140 millilitres of beer (formerly 5 fl oz); a quarter pint.
7. •
   (slang) One horsepower.

   • How many ponies are under the hood?
8. •
   (US, slang) A translation used as a study aid; loosely, a crib, a cheat-sheet.

   • She kept the dates written down in her Latin 'pony', so she didn't have to bother about who it was. — 1931
9. •
   A dance from the 1960s in which the dancer mimics the high-stepping prance of a pony.

   • Do the monkey, do the pony / Do the slop, do the boogaloo twist. — 1971
10. •
    A contraption built like a mount, strong enough to support one's weight.
11. •
    (slang) A chorus girl of small stature.

    • He suggested a Rose Ballet in which he would use the G. V. Follies chorus girls, chiefly the ponies and mediums. — 1941
12. •
    (slang, disapproving) Ellipsis of Sony pony.
13. •
    (slang) Synonym of crap: rubbish, nonsense.

verb2

1. •
   To lead (a horse) from another horse.
2. •
   To use a crib or cheat-sheet in translating.

adjective1

1. •
   (slang) Synonym of crap: of little worth.

noun1

1. •
   An athletic shoe or other piece of athletic gear of an American-based brand of that name.