hammerspace

hammerspace noun: a notional extradimensional storage space able to contain objects larger than itself.

Noun

hammerspace (uncountable)

(humorous) A notional extradimensional storage space able to contain objects larger than itself.
- Okay, now just picture what you want to pull out of hammerspace and just reach in and grab it.1996, Vincent Tagle, “Love and a single Ukclone...”, in rec.arts.anime.misc (Usenet)
- ...it's a commonly known fact that dust is physically incapable of collecting in Hammerspace, so everything is always looking brand new! I for one would want to keep my collection of--I think it's sixty-four--manga spotless!2000, Jason Howe, “Hammerspace Cleaning”, in alt.fan.sailor-moon (Usenet)

I just learned how to take my sword out of my hammerspace, and I'm not afraid to use it.2008, Meljean Brook, Demon Night:
Usage of telepathically-linked accomplices, ectoentropic nanotechnology, and/or an antimemetic extradimensional hammerspace have not been ruled out as possibility.2023 December 28, Billith, “SCP-6549”, in SCP Foundation, archived from the original on 01 Jan 2025:

From hammer + space.

What does hammerspace mean?: Hammerspace means a notional extradimensional storage space able to contain objects larger than itself.
How do you use hammerspace in a sentence?: I just learned how to take my sword out of my hammerspace, and I'm not afraid to use it.
What part of speech is hammerspace?: Hammerspace is a noun.

Adapted from Wiktionary: hammerspace (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-hammerspace.wav.

Cite this entry: “hammerspace.” Word.ws, https://word.ws/hammerspace. Based on Wiktionary, CC BY-SA 4.0.