PMS /ˌpiː em ˈes/ noun [uncountable]
(premenstrual syndrome) the unpleasant physical and emotional feelings that many women have before their period starts

[TahlilGaran] Dictionary of Contemporary English ▲

PMS
Pardon My Stupidity 
Parked Motorcycle Syndrome (winter blues) 
Poor Me Syndrome 
Post Meal Sleepies  
Practically My Sister 
Pre-Menstrual Syndrome 
Productive Members of Society (recovery oriented)

[TahlilGaran] Acronyms and Abbreviations Dictionary ▲