The most common and most likely answer to this crossword clue is the 5 letter word WIDOW
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More clues leading to the result WIDOW
- Relict‘s vow
- Opportunity to sacrifice knight and queen missing mate?
- Opportunity to ditch name for surviving woman
- One losing partner making vow in a couple of weeks
- One’s husband’s late
- Exclamation of surprise about identity revealed by woman post-match
- Single woman, subject of ancient tax? That’s not new
- Wife, one attending function with dowager
- Black spider which is deadly – or worse, initially
- ...one who lost her husband at the start of World War
Buddy explains!

The straight part
We know that "One losing partner" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case one losing partner = widow.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does WIDOW mean?
WIDOW noun- A woman whose spouse has died (and who has not remarried); feminine of widower.
- A person whose spouse has died (and who has not remarried).
- (in combination) A woman whose husband is often away pursuing a sport, etc.
- An additional hand of cards dealt face down in some card games, to be used by the highest bidder.
- A single line of type that ends a paragraph, carried over to the next page or column.
- A venomous spider, of the genus Latrodectus.
- To make a widow or widower of someone; to cause the death of the spouse of.
- To strip of anything valued.
- To endow with a widow's right.
- To be widow to.