afternoon

Universal Words noun [U,C] the part of the day from 12 midday until about 6 o'clock: this / yesterday / tomorrow afternoon * In the afternoon they went shopping. * She studies art two afternoons a week. * Are you ready for this afternoon's meeting? * The baby always has an afternoon nap. * Come over on Sunday afternoon. * Where were you on the afternoon of May 21? * Good afternoon! (= as a formal greeting)