look up any word, like rimming:
 
1.
To prelongate is the practice of changing the elongation back to what it was originally to show what you actually meant when confusion arises.

Used mainly in instant messaging programs and emails.

Used with words that have the same letter in the middle which could mean two different things according the number of that letter in the middle of that word.
Dave: Heeellllooo ddiiddd yoouu seee tthhaat awweeesoommee ccaarrtoooooonnn?

Roy: Wwwttff??!!? ddiidd Iii see thaat awweessoomee carrtoonn, off liikee miillkkk? I'mmm coonffuusseed...

Dave: Heyyy, I'lll prelongate itt foorr yoouuu: "Did you see that awesome cartoon?"

Roy: Oooohh rrigghhtt yyeeaahh itt wass bittchhiiinn, tthhee bitt whheeree thhee maaiinn chharractterr aattee thhat dooggss taaill Iiii LOLZOOORRREEDD!
by TomatoPoo December 07, 2007