Short for "mega-retarded", indicating a level of retardation above and beyond all instances previously encountered by the speaker.

Short for "Mega Retarded"

past tense of the surname disease "M'tard."
symptoms include:
yelling, crying, forgiveness, psychosomatic cases, blaming of others for a poor life, staring into space for 2.5 minutes, cringes at the sound of singing, likes cats, and is bi-polar.
remedies to this disease:
alone time, psychiatric help, or suicide.