The Collaborative International Dictionary
To collar beef
Collar \Col"lar\, v. t. [imp. & p. p. Collared; p. pr. & vb. n. Collaring.]
To seize by the collar.
To put a collar on.
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to arrest, as a wanted criminal. Same as put the collar on.
To collar beef (or other meat), to roll it up, and bind it close with a string preparatory to cooking it.