1
general::
Also, for starters. To begin with. For example, Out of 50 possible jurors they eliminated 30, for openers, or She believed him, which indicated, for starters, that she was very gullible. The word starters is Also used for the appetizer or first course of a meal, as in For starters we had shrimp cocktail. [Mid1900s]
American Heritage Idioms
2
general::
Phrase(s): for openers [and] for starters
to start with. • For openers, they played a song everyone knows. • For starters, I’ll serve a delicious soup.
McGrawhill's American Idioms And Phrasal Verbs