From WordNet (r) 3.0 (2006):
pill
n 1: something that resembles a tablet of medicine in shape or
size
2: a dose of medicine in the form of a small pellet [syn:
pill, lozenge, tablet, tab]
3: a unpleasant or tiresome person
4: something unpleasant or offensive that must be tolerated or
endured; "his competitor's success was a bitter pill to take"
5: a contraceptive in the form of a pill containing estrogen and
progestin to inhibit ovulation and so prevent conception
[syn: pill, birth control pill, contraceptive pill,
oral contraceptive pill, oral contraceptive, anovulatory
drug, anovulant]