1 definition by xph0ria

When a man has sexual relations with a woman's breasts. Of course, the breasts have to be of suitable size to accommodate his cock.

Cf. titfuck

From diddy, a West of Scotland term to describe a woman's breast, and ride, to have intercourse with...
Bob ejaculated over Mildred's chest after she gave him a diddyride.
by xph0ria March 29, 2008
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