gymslip 

Dress like item of clothing traditionally worn by schoolgirls. However now rarely worn as school uniform it is mostly a term of reference for tabloid press editors.

1) School Dress
2) Gymslip Mum Tracey (16) didn't realise she was pregnant until her boyfriend Wayne (38) noticed her waters breaking as he had his fingers and tops.

gymslip by navyblue December 6, 2006

Gymscipline

The will power to go to the gym on a regular basis.

Jake: I thought you were going to the gym all week.
George: I was planning on it, but I lack the gymscipline.

Gymscipline by Joe Hinkin March 12, 2008

gym slip mother

old fashioned English tern used for a pregnant school girl.

gym slip mother by fodder April 23, 2003

Gymship 

A friendship or relationship that is made by going to the gym.

Back in 2016, I met my BFF at the gym. We trained at 5 am every morning and as time went on we became very good friends aka swole sisters. Thankful for our gymship!

Gymship by FITVIBE December 11, 2021