From "to vent one's spleen". Def. from American Heritage: 3. Ill temper: vent one's spleen.
Example: "I added a mega spleen fart below that I could use some salient critique on." Yeah, I know, I dangled a participle there. No one's perfect. But you get the usage - I hope.
by RUKind December 31, 2007
Can you define these popular missing words?