Trill

Definition:
1. to sing or play with a vibratory or quavering effect.
2. to resound vibrantly, or with a rapid succession of sounds, as the voice, song, or laughter.
3. to utter or make a sound or succession of sounds resembling such singing, as a bird, frog, grasshopper, or person laughing.

Usage:
Thou shall not trill...
-when one is fussy at ages 17, 26, 34 or 42
-during mass.
-in bad company.
-while lamenting over a teensy-weensy reason.. or for no good reason at all.
-when leaving behind an obsolete, ineffective version of one's self.
-naked in the wilderness.

When to trill...
-when one is fussy from months 1-8
-while speaking Spanish.
-over the loss of someone meaningful like a family member or an old time friend... never an ex-lover.
-when resembling a puma in an effort to seem like a good, playful parent during playtime.
-to seduce a jerk.
-to mock Edith Piaf.
-in extreme boredom...
  and before yawning.