in line meaning and definition

IN LINE adjective

Definition of in line (adjective)

1. being next in a line of succession
   • "he was in line for the presidency"
2. awaiting something; especially something due
   • "people were in line at the checkout counter"; "she was in line for promotion"

IN LINE adverb

Definition of in line (adverb)

1. one behind another in a line or queue
   • "they waited in line for the tickets"