英和和英

語源 1

By analogy with past tenses and past participles ending in "-unk", such as drunk and sunk.

動詞

thunk

1. (humorous, nonstandard) past participle of think
   • 1939, Harold Arlen (music) and E.Y. Harburg (lyrics) (music), “If I Only Had a Brain”, performed by Ray Bolger as the Scarecrow, from The Wizard of Oz:

     I could think of things I never thunk before ...

   Who would have thunk those guys would have a problem with a little lie?

派生語

• who would have thunk it, who'd have thunk it, who'd've thunk it

語源 2

Onomatopoeic.

間投詞

thunk

1. Representing the dull sound of the impact of a heavy object striking another and coming to an immediate standstill, with neither object being broken by the impact.

動詞

thunk (三人称単数 現在形 thunks, 現在分詞 thunking, 過去形および過去分詞形 thunked)

1. To strike against something, without breakage, making a "thunk" sound.

   I was thunked on the head by his stick.

語源 3

Said by the inventors to be from the irregular jocular past tense of think (see Etymology 1), being coined when they realised that the type of an argument in ALGOL 60 could be predetermined at compile time (with a little compile-time “thought”).^[1]

名詞

thunk (複数形 thunks)

1. (computing, functional programming) A delayed computation.

   Coordinate term: closure

   • 2009, Bryan O'Sullivan, John Goerzen, Donald Bruce Stewart, Real World Haskell, O'Reilly, page 97,

     Not surprisingly, a thunk is more expensive to store than a single number […] .

2. (computing) In the Scheme programming language, a function or procedure taking no arguments.
3. (computing) A specialized subroutine that one software module uses to execute code in another module.
   • 1995 October 10, PC Mag, Volume 14, Number 17, page 326,

     If the provider of these DLLs has not updated the code to a 32-bit environment, you will have to switch to a new 32-bit library or write thunks between your 32-bit code and the 16-bit DLL.

関連する語

• thunking (noun)

動詞

thunk (三人称単数 現在形 thunks, 現在分詞 thunking, 過去形および過去分詞形 thunked)

1. (computing, functional programming, transitive) To delay (a computation).
   • 2009, Bryan O'Sullivan, John Goerzen, Donald Bruce Stewart, Real World Haskell, O'Reilly, page 97,

     Not surprisingly, a thunk is more expensive to store than a single number, and the more complex the thunked expression, the more space it needs. For something cheap such as arithmetic, thunking an expression is more computationally expensive than calculating it immediately.

2. (computing, transitive) To execute (code) by means of a thunk.
   • 1995 May 16, Andrew Schulman, DOS is Dead? Look Again, PC Mag, Volume 14, Number 9, page 150,

     This efficiency is offset by the fact that some of the calls made by Win32 apps must now be thunked down to 16 bits, something that isn't necessary in Windows NT and OS/2.

Further reading

• thunk on Wikipedia.

参照