Meaning

noun a station in a remote or sparsely populated location

noun a settlement on the frontier of civilization

noun a military post stationed at a distance from the main body of troops

originEtymology tree Proto-Indo-European *úd Proto-Germanic *ūt Proto-Germanic *ūt- Old English ūt- Middle English ut- English out- English post English outpost From out- + post.

Etymology from Wiktionary, CC BY-SA 3.0