ピーク Common word Show 1 collocation ピークを迎える - to peak (at a given time or given group) LinksSentence search for ピークEdit in JMdict Noun1. peakあさ朝のラッシュはいま今がピークだ。The morning rush is at its peak now.Noun, Suru verb2. peekWikipedia definition3. Peak Discussions Log in to talk about this word.