>>>>There's often mention of US "Oversight Committees"
>>>>
>>>>I assume these are in order to oversee a process to ensure it's done properly (I've never heard the expression applied in British politics).
>>>>
>>>>But it sounds to me like a committee of forgetful old fuddy-duddies:
>>>>
>>>>"Oh forgive me for not having done such-and-such; it was an oversight on my part" :-)
>>>>
>>>>One for your English section, Dragan.
>>>
>>>Added to the list - will be posted when I return home and merge the data.
>>>
>>>BTW, one of my favo(u)rites is "I shoot her, I miss her". Is she alive after this sentence?
>>
>>O'wise one. Please explain "Don't look a gift horse in the mouth".
>
>Oh, I know, I know! When buying a horse, you check its teeth. If someone gives you a horse, checking its teeth would be an insult. So, when you are given a gift, don't start checking it over as if you're trying to make sure you weren't cheated.

And one would check a horses teeth, to see how old it is, i.e. how "long in the teeth"