(zoology) The part of a fish or bird immediately behind the head.
noun
(obsolete) A tablecloth.
noun
(military, slang) Napalm.
RHAH: They got through Alpha Company! Anything behind you don't identify itself, blow it away. Two - air strike's coming in. They gonna lay snake and nape right on the perimeter so stay tight in your holes and don't leave 'em.
verb
(transitive, military, slang) To bombard with napalm.