'Shrewing' is the term given to lubricating the female shfincter with liquids not primarily designed for lubrication. Such liquids may include yoghurt, milkshake, toothpaste, irn bru and brylcream. Shrewing is usually used when anal sex is desired but the necessary lubricants are not readily available.
'oh shit i forgot to bring my vaseline'
'no worries, just shrew me with this chicken liver pate'
'im allergic to water based luricant, were gonna hav to do some shrewing if you want to penetrate my colon'
'fuck im out of lube, ill hav to shrew you with this fromage frais'
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