noun
plural gums
[count] :the flesh that surrounds the roots of your teeth - usually plural
verb
gums; gummed; gumming
[+ obj] US :to chew (something) with the gums because you do not have teeth
noun
plural gums
[noncount] :chewing gum
[count] Brit :gumdrop
[count, noncount] :a sticky substance in some kinds of plants that is hard when it dries - compare 1gum
by gum
informal + old-fashioned - used to show that you are surprised or determined
verb
gums; gummed; gumming
compare 2gum
gum up
[phrasal verb]
gum (something) up or gum up (something) informal :to prevent (something) from working or flowing properly