mid-13c., "action of waiting," verbal noun identical with Old English abad, past participle of abiden "to abide" (see abide), used as a verbal noun. The present-to-preterite vowel change is consistent with an Old English class I strong verb (ride/rode, etc.). Meaning "habitual residence" is first attested 1570s.
1. I went round the streets and found his new abode.
2. He's of no fixed abode and we found him on the streets.
3. The child abode with his grandparents for two years.