h2g2 The Hitchhiker's Guide to the Galaxy: Earth Edition

Then there's

Make a fist then extend index finger & pinkie and point them at someone

?

In Southern Europe and Latin America, that is the "your wife is sleeping with another man" sign, particularly if swiveled.

Ah. OK. Didn't know that one...

"Begone and take your foul attitude with you"

*tries not to snork out loud while lurking and struggles to keep straight face*

see otherwise everyone will hear you

is anyone here adept at reading eyebrows, they must get a look in, surely, especially in context of other signs...

> There was the joke about a Roman soldier raising two fingers and ordering five Martinii.

I have heard that the V in Roman numerals actually derives from a handshape for 5. Namely, an open hand, thumb extended, palm in, with fingers and thumb both at approx. 60° from horizontal, the hand as a whole being in the vertical plane.

(This would be a lot simpler for me to write if Unicode included Sutton SignWriting, which it doesn't. Yet.)

TRiG.

(Admittedly, I would have to properly *learn* Sutton SignWriting first, so perhaps not *that* easy.)