A jailhouse term used by inmates to define a shared-feast, in which each inmate involved contributes at least one food item (like chips, ramen noodles, etc), which is then mixed together and enjoyed by all the participating inmates.
Getting stoned. Smoking marijuana. The phrase comes the act of "cooking" weed in a vaporizer, which sometimes resembles a rice cooker. Hence, cooking up some rice.
Just scored some fresh hippie lettuce so let's go cook up some rice.
A)
The Crud that collects under the keys in a keyboard. Usually more severe in the keyboards of programmers and webmasters as they tend to spend a lot of time at the the computer and thus eat at their desk. Mainly affecting IBM Model M (clicly) style boards.
B)
Can also be used to gross out Non-Techie people
A)
Bill: want to go to the club?
Bob: No, I've got to clean out my board chow, keys are starting to stick.
B)
Bill: Want to go out to get a bite?
Bob: No, i am just going to have some of my board chow/
Bill: Whats' that?
Bob: The food scraps that collect in my keyboard; Want some?
Bill: *GAG* *HURL* *GAG*