From Longman Dictionary of Contemporary Englishthe Pill/the pillthe Pill/the pillSYMIa pill taken regularly by some women in order to prevent them having babieson the Pill My doctor advised me to go on the pill (=start taking it regularly). → pill
Examples from the Corpus
on the Pill• Many men simply assume that women are on the Pill and don't even bother to ask.• But everybody else is on the Pill.• They're usually on the Pill before they have abortions.• I was on the pill at the time, but I deliberately left it off because I wanted some one to love.• Also my auntie went on the Pill and she became infertile.• She came with me when I first went on the Pill.• Of those that were, one was using a sheath, and the others were on the Pill.• That for women on the Pill, that bleed is not necessary. 