cock a leg

cock a leg

slang To urinate, as of a male dog. The dog's been inside for hours—take him out so he can cock a leg.
See also: cock, leg
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

cock a leg

(especially of a male dog) urinate. informal euphemistic
See also: cock, leg
Farlex Partner Idioms Dictionary © Farlex 2017
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References in periodicals archive ?
I contrasted this with their attitude towards one of their own who allowed his Yorkshire terrier to cock a leg and relieve himself at length on to a box of leeks.