headsill
noun
1
: a horizontal member at the top of a doorframe or window frame
2
: either of the pieces supporting the log at its ends in a saw pit
Word History
First Known Use
1679, in the meaning defined at sense 1
- keep a watchful eye on (someone or something)
- keep a watchful eye on someone or something
- keep a weather eye on
- keep abreast of
- keep after
- keep ahead of the field
- keep an eagle eye on
- keep an eye on
- keep an eye out for
- keep apace with
- keep at
- keep at a distance
- keep at arm's length
- keep at it
- keep back
- keep bad company
- keep body and soul together
- keep clear of
- keep close to one's chest
- keep close to the vest
- keep company
- keep company (with)
- keep company with
- keep cool
- keep count