Meaning of abreast

a•breast

Pronunciation: (u-brest'), [key]
— adv., adj.
  1. side by side; beside each other in a line: They walked two abreast down the street.
  2. equal to or alongside in progress, attainment, or awareness (usually fol. by of or with): to keep abreast of scientific developments; keeping abreast with the times.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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