What does everyone here say "D" instead of "daughter"?

Thread		Replies	Views
Can we please... College Confidential Community college-confidential-cafe	11	42	April 17, 2021
Why do parents use "S" and "D"? College Confidential Community college-confidential-cafe	7	45	April 18, 2021
Abbreviations...check this out College Confidential Community college-confidential-cafe	18	62	April 17, 2021
S1. S2. D1. D2. Ds. Dd. College Confidential Community college-confidential-cafe	49	1844	April 17, 2021
What the christ is DS? College Confidential Community college-confidential-cafe	5	49	April 17, 2021