Meaning & use
sheath knife
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Meanings
nouncountable
A knife that is kept and carried in a close-fitting cover, usually attached to a belt.
Grammar: Countable: say a sheath knife or two sheath knives; the plural changes f to v.
Patterns
- carry a sheath knife
- a sheath knife in its sheath
- draw a sheath knife
He carried a sheath knife on his belt while hiking.
The scouts were taught to sharpen a sheath knife safely.
She pulled the sheath knife out of its leather cover.
nouncountablerare
A knife designed to fold or slide into a handle, rather than a separate cover.
Grammar: This sense is less common and usually appears in descriptions of knife types.
Patterns
- a folding sheath knife
Some modern sheath knives fold into the handle.
The catalog listed both fixed and folding sheath knives.
Word forms
| plural | sheath knives |
|---|
Common combinations
- carry a sheath knife
- Park rules allow visitors to carry a sheath knife only when camping.
- sheath knife blade
- The sheath knife blade was dull after months of use.
- leather sheath
- He kept the leather sheath oiled so the knife slid out easily.
- draw a knife
- She drew the knife from its sheath when the rope tangled.
- fixed-blade knife
- A sheath knife is a type of fixed-blade knife.
Synonyms and how they differ
- hunting knife
- A hunting knife is made for dressing game; a sheath knife is defined by its cover, not its purpose.
- dagger
- A dagger is a short stabbing weapon, while a sheath knife is usually a working tool.
- pocketknife
- A pocketknife folds and fits in a pocket, but a sheath knife is usually larger and worn on a belt.
Word family
Commonly confused: sheath knife or sheaf? sheath knife or sheathe?
sheath knife vs sheaf
A sheaf is a bundle of grain or papers, not a knife cover; the two words sound similar.
sheath knife vs sheathe
Sheathe is the verb meaning to put a blade into its cover; sheath is the noun for the cover.
Practice
Which sentence uses the correct plural form?
Choose one answer.
The plural of knife changes f to v and adds -es, giving knives, so 'three sheath knives' is correct. 'Knifes' is wrong because it treats knife as a regular noun, and the other options keep knife singular.
Make it your own
Write a sentence using “sheath knife”, then check it and compare it with the examples above.