a lid with a threaded rim that is turned on the corresponding thread on the neck of a bottle or container to close it securely a bottle or container having such a lid
Collins Concise English Dictionary © HarperCollins Publishers::
screw-top
(skro̅o̅′top′),USA pronunciation adj.
n.
- (of a container) having a top that screws on.
n.
- a top that can be screwed onto a container.
- a container having such a top.
- 1890–95
'screw top' also found in these entries (note: many are not synonyms or translations):