The man that your poor mother mated with to produce you...usually used instead of the term "biological father", where you now have a "new dad" or you don't want to refer to him as your "real" dad.
Daughter: My sperm dad is so cheap he sent me a roll of masking tape for my 12th birthday.
Friend: Well he is from Christchurch (New Zealand)
Friend: Well he is from Christchurch (New Zealand)
by Miss Polly January 24, 2008

When the kids don't listen to a word Mom is saying and then dad steps in by dropping his voice and octave and then tells the kids what to do and without as much as a moments hesitation they do the exact thing Mom as been asking them to do for the last hour!
by Scoprio May 7, 2018

by NoodleHeadAss May 19, 2018

by pancho love May 21, 2007

by nrog December 26, 2007

by qwertyterd January 15, 2014

by Tttyyy1212 October 8, 2018
