you can't fault it (Anglophile); there is not a weak spot anywhere (Anglophile)

it's watertight (If you have a problem with that, then I suggest you get a lawyer to look at the contract, but honestly, it's so watertight that I wouldn't waste your money. • I can understand your position, and I think it's so watertight that nobody can disprove it. 4uzhoj)

перен.

watertight (If you have a problem with that, then I suggest you get a lawyer to look at the contract, but honestly, it's so watertight that I wouldn't waste your money. • I can understand your position, and I think it's so watertight that nobody can disprove it. • I just want to recommend the person who edited the text ..... It's so watertight that it's unfalsifiable. 4uzhoj)

посл.

not a thing can be said against it; nobody will smell a rat; it will be up to the mark; it will be shipshape; it will be done right to a T; it will go without a hitch (used to mean: everything will be all right: no one will ever find anything wrong with it, it will be above suspicion)

комар носу не подточит

посл.

a it will go without a hitch (used to mean: everything will be all right: no one will ever find anything wrong with it, it will be above suspicion); nobody will smell a rat; it will be up to the mark; it will be shipshape (or done right to a t)

комар носа не подточит

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