Definition of obstruction for English Language Learners. : something that blocks something else and makes it difficult for things to move through. : the condition of being blocked so that things cannot move through easily.
The Thrasher. 1. The Thrasher-is a hand gesture with a sexual connotation. The pointer finger and middle are pointing straight up while the thumb is bent like a hook. The ring and index fingers are kept in a fist and the back of the hand faces outwards (away from the gesture).
Thrashing occurs when the system does not have enough memory, the system swap file is not properly configured, too much is running at the same time, or has low system resources. When thrashing occurs you will notice the computer hard drive always working and a decrease in system performance.