noun, verb, slang ·Moderate ·College level

Definitions

Noun

1. 1
   A skydive from outer space, usually an orbital drop or direct insertion from beyond orbit, complete with (re-)entry heating.
2. 2
   A skydive that starts from orbit. slang
3. 3
   A skydive that starts above the Karman line. slang
4. 4
   A skydive that starts above the Armstrong line. slang

Verb

1. 1
   To perform a spacedive.

Etymology

Blend of space + skydive.

Related phrases

armstrong linekarman lineorbital dropouter spacere entry

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.