learn from the bottom up

learn something from the bottom up

Fig. to learn something thoroughly, from the very basics; to learn all aspects of something, even the least important ones. I learned my business from the bottom up. I started out sweeping the floors and learned everything from the bottom up.

Common Names:

Name	Pronounced	Usage
Alcaeus	al-SEE-əs (English)	Ancient Greek (Latinized)
Deirbhile	-	Irish
PÁDraic	PAW-drik	Irish
Ray	RAY	English
Cearra	-	English (Rare)
Chestirad	-	Medieval Slavic (Hypothetical)