X2 - significado y definición. Qué es X2
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Qué (quién) es X2 - definición

WIKIMEDIA DISAMBIGUATION PAGE
X-2; X2 (disambiguation); X²; X 2; X.2

x2         
A notation added to the end of a word to denote a double meaning.
Note: This is typically a written (as opposed to spoken) expression, and it is usually contained within parentheses.
Sally: On Friday I went to the store to pick up something to eat (x2).In this case, Sally did indeed get something to eat while at the store, but she also had ulterior motives - perhaps she has a thing for one of the cashiers at the store?
X2         
<protocol> A proprietary modem standard developed by {US Robotics} for 56 kbps communications. Not taken up as widely as K56flex and will shortly be superseded by the official V.90 standard. (1998-09-08)
Sikorsky X2         
EXPERIMENTAL HIGH-SPEED COMPOUND HELICOPTER WITH COAXIAL ROTORS
Sikorsky’s high speed helicopters; Sikorsky's high speed helicopters
The Sikorsky X2 is an experimental high-speed compound helicopter with coaxial rotors developed by Sikorsky Aircraft.

Wikipedia

X2

X2 may refer to:

Ejemplos de uso de X2
1. For one thing, at the end of "X2," Jean was supposedly quite dead.
2. Directed by Bryan Singer, who made the blockbusters "X–Men" and "X2: X–Men United," "Superman Returns" earned favorable reviews.
3. The News Corp–owned studio said it hoped the film would open near the $86 million bow of its 2003 predecessor X2: X–Men United.
4. Still, "X–Men" raised its total to a whopping $175.7 million in just 10 days, a mark it took "X2: X–Men United" 18 days to reach.
5. Surprisingly, the Averatec 2371, a sub–$1000 ultraportable powered by a 1.6GHz AMD Turion 64 X2 TL–52, easily matched or outclassed ultraportables costing nearly three times as much.