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| pass as a watch in the night; disappear without a trace (bigmaxus) | |||
| go up in smoke | |||
vanish into thin air (At least four groups of people who were out that night spotted the peculiar sight, which resembled a set of glowing lights that seemingly slowly spun in the sky until vanishing into thin air.  coasttocoastam.com ART Vancouver) | |||
| disappear into thin air | |||
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| clean gone | |||
| исчезнуть без следа: 1 phrase in 1 subject |
| Makarov | 1 |