When you are masturbating and you are close to finishing but your little brother comes into your room without asking to tell you you have to do an arbitrary task and you can't finish.
by GirlsRHard2Get40 October 16, 2015
People who have sex and cum making otter's noises. After that, they may have the necessity to float in some fluid.
Oh man, tonight she made a dirty masti. She was there, looking up and taking my hand, making that annoying noise.
by Zthecat July 21, 2020
Recognising a very short opportunity, whip out your cock (or pussy), and masturbate to completion without getting busted. The danger comes from the risk of being caught, particularly around time limited windows of opportunity.
Kinley heard Barry’s Green Turtle in the drive way, excited he scurried into Barry’s bedroom and furiously hammered himself. And as the keys jingled he jismed, wiping himself with Barry’s sock he stork legged out of the room and threw himself out of sight into the hallway sinking to the floor as he heard Barry and his girlfriend walk into their bedroom. Sam grinned tiredly, Danger Masty ‘mission completed’.
by Beasticles May 12, 2020
by Chunni Lal September 12, 2018
cry masty
crying a tree, play a guitar, sing depressing music while wanking.
greenday used this technique when writing the song wake me up when september ends
crying a tree, play a guitar, sing depressing music while wanking.
greenday used this technique when writing the song wake me up when september ends
by sakattack1 February 09, 2011

