'first thing' definitions:
Synonyms of 'first thing'
From: Moby Thesaurus
- ab initio,
- ab ovo,
- aborigine,
- at first,
- at the start,
- before everything,
- chiefly,
- first,
- first and foremost,
- firstly,
- from the beginning,
- in the beginning,
- initially,
- mainly,
- originally,
- primarily,
- primo,
- principally