1 a woman's or girl's skirted undergarment hanging from the waist or shoulders.
2 sl. a a woman or girl. b (in pl.) the female sex.
3 (attrib.) often derog. feminine; associated with women (petticoat pedantry).
Derivatives:
petticoated adj. petticoatless adj.
Etymology: ME f. petty coat
Useful english dictionary. 2012.