cone

1 cone /ˈkoʊn/ noun
plural cones
1 cone
/ˈkoʊn/
noun
plural cones
Britannica Dictionary definition of CONE
[count]
1 
: a shape that has a pointed top and sides that form a circle at the bottom
2 
: a hard and dry part that is the fruit of a pine tree or other evergreen plant and contains many seeds
3 
a  : something that looks like a cone — see also traffic cone
b  : the top of a volcano
4 
: a thin crisp cookie that is usually shaped like a cone and that is used to hold ice cream
also : a cone filled with ice cream — see also snow cone
2 cone /ˈkoʊn/ verb
cones; coned; coning
2 cone
/ˈkoʊn/
verb
cones; coned; coning
Britannica Dictionary definition of CONE

cone off

[phrasal verb]
cone off (something) British
: to close off (a road or part of a road) with traffic cones