grub screw
English
Etymology
From a fancied resemblance to a grub (insect larva), both in appearance and in the way that it can go down a hole as if down into a burrow.
Noun
grub screw (plural grub screws)
From a fancied resemblance to a grub (insect larva), both in appearance and in the way that it can go down a hole as if down into a burrow.
grub screw (plural grub screws)