Ur significant other ur biological mother

One of the worst "ur mom gay" insults to be created, only to be used in dire circumstances, as it may cause the person inflicted with this curse to develop degenerative brain diseases.

Billy: ur mom gay
Timmy: ur dad lesbian
Billy: ur ͊s͞i̟ster̈ a̠ ͤmi̇stér
Timmy: ur̈́ b̭r̅oͥtͪh͆e̔r͚ aͭ ͇mͦȍtḣér
Billy: ū͋ṛ ̀҉̾g̳r̥̂a͆nͥnͪͥÿ̭́͟ a͊͢ ț͊̆r̴̟̩an̪͊ny
Timmy: ųr̀ ̠g̙ͣ̐ṙ̺a͎͡nͣd̃p͋a̯p͔̝ ͢a̟̰ ̢t͖r̈a͈͍͜p̍͛
Billy: ur̩ ͇͓ň̼ͩȩͤͮic͏ẽ̞ ̻̉ob ͍e̩̮ͩse̯
Timmy: u̖̦̦̩̅r ̧̛̬̩̄šo̜͉̖ͮ̀n ̃͋a̜͚̋ͦͭ ̈́̄n̼͝͞ǔ̫nͣͩ
*Billy gasps as he experiences physical pain
Billy: ù͖̩̓̕r b͎ř͔͍͛o͒̐ ̥̔ͣ̐a̫ ̇̉ho̯ȅ̬
Timmy: u̬ͭ͌ͭ̏ͮ͛͜r̥̓͐ r͈̟̱̮̍a̒̌̕c̉e h̨̅̕̚ȃs ̴̛̞̠̳͂gay̞̓ṡ͒

Billy: uͦr̥̉͛͐̈́́̑͒͛͟ ͍̺̳ances̋ͪ̚t̵ors̰͔̲̒͌ ͋̆̈͞inc̛͙̊̈̽es̜̿to̬̲͟ͅṟ̐͑̔s̨̤͗̚͝
Timmy: u̍ͫͦ̽͢r̯̲̾̌͘ ͐͂̌famiͣl͌ͬ͊̀̍̕ẏ̹̭̜̼ ̠ͫtȑ͓͔ͫ̿̎e̢͓̹͇ͅe͖ͤ̉̊ ̺͇͆l͕g̜b͐t̼
Billy: ù̬̼̖̠̳̝̬̺̉͂ͤr͆ f̶̨̦a̡m̛̤̟͇͎̓̑̏í̶̶̡͎̥͙̬̬̅̽̔̉ͧ̓̑́͝ly̍ͥ ͆reu̕͠nio͡n͘ ̨̘͓̀̾a̢̝͚̬͎̺̲̗ͤ̉͘ ̜̌͋ͫ͒͏͕̼̓̀̔ḫǫ̧̞͉͔̠̮̓̿̇̐̈́̚͘m̹̜̖̙̎́̏͒͞͝͞o͛̃ṡ̢͙̼͆͋̊ͩ̒̀e̙̺̟͚ͣͦ͞x̹̥̖̞̳̽͋͆̾̇͆͜͠͠u̘̞̫͉̎͗ͮ̒̐͋ a̠̙l̵͇̪̃ͯ͞ ̢̹ͦ͜͢c͔̔͛ớ̡̩͓̗̗͔̉͗͌̋ͧͮ̋͠m͍̟̮̯̯̱ͧͤm̢̛̳͐͘͟uṋͧ̈͒͘i͖̳̯ọ͛ͨ͗̚n ̭̞͔
*Timmy receives a vigorous blow and trips
Timmy: u̩̠ͩ͐̆̑̚r̥̫̈̊̅̅̀͜ ̢͎̦̱̯spͧẹ̡̟̩̮ͪͤ̊ͬ̄ͬͯ̎̕͜͝ć̼̭̲͇̞̫ͨ̾̄ͭ͆̊ͣ͜͠͞ͅiẽ̡̹̳̒̿̀͒s̻̫̪ͅ ̴̢̙̜̗̲̬͒̒ͪ͗̽̒̉̄́̑̚͢͜f̫eͤc̀ë̥̯̪̓͆̃̂ s̯̘̼̓̋͡
*Billy's balance becomes offset after sustaining a forceful impact
Billy: u̧͚̠͖̫̩̖̗̓̀́͆̕rͫ̉̿ ̟̉g͍̠͔̙̗̗͙̣̉ͧ̾̕ͅe̢͔̗͉̖̭͇ͨͧͧ̇̊̔̈ͯͤ͘͢n̶̮̮̪͙̘ͮ͠͞u̹̣̗̱̫̔̀́sͭ ̩͔͛̈̎͗̚͝l̦͉̜̪ͨ̄̓͑i̞͢͞kͭȩ̶̶̓ṣ͑͋̈́ ̛͕̘̯̦̒̎ͯ́̀̕͟͠p̯̩͖̹e̺̐ͪͅṋ̤͈ͨͥ̂͋í̶͉͔͎͚͈̈́̌̓ͨ̈́sͣ
*Timmy stumbles back in pain
Timmy: dont make me do this Billy
Billy: Bet
Timmy: ur significant other ur biological mother
*Billy writhes in pain and agony before his body becomes consumed by his autism