noun
plural -lars
[count] a part of a piece of clothing that fits around a person's neck and is usually folded down
see color picture - see also blue-collar, pink-collar, white-collar
a band of leather, plastic, etc., worn around an animal's neck
technical :a ring or band used to hold something (such as a pipe or a part of a machine) in place
hot under the collar
verb
-lars; -lared; -laring
[+ obj] informal
to catch or arrest (someone)
to stop (someone) in order to talk :to force (someone) to have a conversation
US