When a woman is on her period and has sexual intercourse with a man whilst, or when sex is vigorous and the woman ends up bleeding.
Example
Boy 1: aha you ram her then?
Boy 2: yerr, jammy todger style

Example 2
Boy 1: aha you ram her then?
Boy 2: yerr, got a jammy todger
by Daisy Makin April 23, 2008
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(n) the act of self-pleasuring using jam as a lubricant
I ran out of moisturizer but did find some jam so had a crafty jammy todger.
by voloscrew September 2, 2023
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