it's not my waters breaking is it!

Sophie • Mummy to a beauiful baby boy 15 months 💙👪💫family is everything @sophie_halex
I'm nearly 33 weeks preganant today I had sharp pains on and off it my lady parts the when I come in from shopping my knickers where wet I didn't feel anything tho.. the baby's is active regular movements I haven't had water since so don't think it's my waters an I'm not havinf pains now .. what could this be x