Little Swimmers 

Male sperm cells.

Last night I was laying in my bed masturbating.

I finished off with a kleenex full of little swimmers.

Little Swimmers by Yahoo! Answers Phil J January 5, 2009

Little swimmers 

A Huggies brand of diaper, commonly misconstrued for more vulgar imagery.

I just bought some little swimmers for my nephew

Little swimmers by Heathcote 008 April 13, 2023

Little Swimmer

Young children who invariably wander in to a pool and drown each year during summer months.

I was reading the paper and saw we had our first little swimmer of the year.

Little Swimmer by Charles Sm1th October 21, 2011