{v.} 1. To have (courage) by your own effort; make yourself have (courage). * /In spite of failure, he plucked up heart to continue./ * /He plucked up courage when he saw a glimmer of hope./ 2. To become happier; feel better; cheer up. * /He plucked up when his wife recovered./
PLUCK UP
Meaning of PLUCK UP in English
Slang English vocab. Английский сленговый словарь. 2012