Thinking about something/someone for a long time.
Person 1: Whatcha doing?
Person 2: Just chewing the cud.
Person 1: Ahhh I see bruv.
by ShenMasta May 24, 2018
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Giving oral sex to a lady for an especially prolonged period of time, and it not resulting in her having an orgasm.
"Ahhh yeah mate I was with Amelia last night and was chewing the cud for hours, my jaw aches"
by Ex-Guru March 19, 2010
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