From Longman Dictionary of Contemporary Englishphutphut /fʌt/ noun → go phut
Examples from the Corpus
phut• Thunderbolts go out, phut, like candles; marriage goes on.• And so what if nomadism was about to go out, phut, like a candle, the whole world over?• I tried to do a tree too but the shaving foam went phut and I realized I'd used it all up. 