As a Noun:
1. The act of doing no physical or practical work and thinking about something instead. English = reflection.
2. The state of being bored. English = boredom.
As a Verb or Adjective:
1. To do no practical or physical work because you are resting or bored while, at the same time, letting your mind wander and think about things generally. English = reflect, daydream.
2. To do no practical or physical work because there is nothing to do or nothing interesting to do. English = (be) bored.
3. To sit and think about something before making a decision or reaching a conclusion. English = ponder.
Interactive:
1. Used alone to show your addressee that you are thinking about your answer to a question or about what to say next, or even to show them that you are bored with what they are saying or doing.
Note:
1. This is based on a pose that people often assume, even when no one is watching, when they are not doing anything or are bored or are thinking about something.