ラスター LinksSentence search for ラスターSentence search for ラスタEdit in JMdict Noun1. rosterNoun2. rasterNoun3. Rastafarian; RastaAbbreviation, Only applies to ラスタ, See also ラスタファリアンWikipedia definition4. RastaOther formsラスタ Discussions Log in to talk about this word.