As an initialism fist
is future infantry soldier technology.
As a noun clove is
a very pungent aromatic spice, the unexpanded flower bud of the clove tree or
clove can be any one of the separate bulbs that make up the larger bulb of garlic or
clove can be (
label) a narrow valley with steep sides, used in areas of north america first settled by the dutch.
As a verb clove is
(
cleave).