start in on

Definition of start in on

chiefly US, informal

  1. 1 :  to start doing (a particular activity or action) She started in on another book.

  2. 2 :  to criticize (someone) about something My dad started in on me about not having a job.

Word by Word Definitions

  1. :  to move suddenly and violently :  spring

    :  to react with a sudden brief involuntary movement

    :  to issue with sudden force

  1. :  a sudden involuntary bodily movement or reaction

    :  a brief and sudden action or movement

    :  a sudden capricious impulse or outburst

Seen and Heard

What made you want to look up start in on? Please tell us where you read or heard it (including the quote, if possible).


clearly seen through or understood

Get Word of the Day daily email!