What does "acorns and rejects" mean? I don't think "acorn" can be used as a verb. FYI, the original title of the article is "Electric-Vehicle Startup XPeng B

What does "acorns and rejects" mean? I don't think "acorn" can be used as a verb. FYI, the original title of the article is "Electric-Vehicle Startup XPeng Bets on the Tech That Tesla Rejects" IMO that seems more clear...