O: Ovulation

LMD: Last Menstrual Period

DPO: Days Past Ovulation

TCOYF: "Taking Charge of Your Fertility" book by Toni Weschler (the "Bible of most women on the Trying to Conceive board)

DH: Dear Husband (or Designated Hitter, for the un-hitched)

BD: Baby Dancing (making love)

CM: Cervical Mucus

EW: Egg White consistency CM (the good stuff!)

HPT: Home Pregnancy Test

HCG: Human Chorionic Gonadotrophin (Pregnancy hormone detected by HPT)

OPK: Ovulation Prediction Kit

AF: Aunt Flo (your period, in other words)

ONNA: "Oh no, not again!" What we say when AF arrives. Great homepage at http://www.thought-crimes.com/onna/

BBT: Basal Body Temperature

NFP: Natural Family Planning

NT: No Text (the title contains all the info - no additional information in the message)

Her dog Spot: Spotting that accompanies AF

LOL: Laughing Out Loudly

ROTFLH: Rolling On The Floor Laughing Hysterically

LP: Luteal Phase

LPD: Luteal Phase Defects

PBC: Pill Birth Control

S.H.O.W: said about the cervix when it is Soft.High.Open.Wet. Read more about it under Cervical Position During Ovulation.

AFNW: AF Not Wanted

UTI: Urinary Tract Infection