also:
aus Longman Dictionary of Contemporary English:
poke (v)
1 with a finger/stick etc to quickly push into something or someone with your finger, a stick, or something pointed:
Andy poked the fish to see if it was still alive. | Be careful with that umbrella, or you'll poke someone in the eye.
2a through a space/hole to move or to push something through a space or opening:
He poked his hands deep into his pockets.
2b be seen if something is poking through or out of something else, you can see part of it but not all of it
3 poke a hole to make a hole or hollow area in something by pushing something pointed into or through it
4 poke fun at make fun of someone in an unkind way
5 poke into your nose informal to make an interest or get involved in someone else's private affairs
6 poke the fire: to move coal or wood in a fire with a stick to make it burn better
7 sex slang taboo to have sex with a woman