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1. sidetalking
1. Using a Nokia N-Gage as a cell phone, thus appearing to hold a sideways taco to one's face.

2. Mimicing the use of a Nokia N-Gage as a cell phone.

3. Holding anything up to your face sideways and talking into it.
I was sidetalking when I held that Super NES up to my face sideways and took a picture of myself talking into it.
2. sidetalking
it's what you do with a Nokia N-Gage. you talk in it's side!
thank god i got the sidetalking feature on my n-gage. otherwise the screen would keep getting nasty from my face grease.