যেকোনো শব্দ খুঁজুন, যেমনঃ ratchet:
 
1.
The act of writing and rambling off engineering equations and mathematics then immediately erasing.
I had most of the problem copied but the professor ended up Rocklanding the board.
লিখেছেন- ExuberantForce 13 de ফেব্রুয়ারি de 2013