widower's mattress 

A woman with no ethics who homes in on a recently bereaved man and beds him whilst he's still emotionally vulnerable

That old tart won't leave Mark alone since his wife died. She's a widower's mattress, chasing vulnerable men like him.

widower's mattress by Emma85 February 10, 2007

widower's wrists 

the increased muscle mass and strength in the carpal area caused by a widower's lonely consolatory activity of milking his maggot

since his wife popped her clogs Sid's got some mighty widower's wrists

widower's wrists by Flatus Maximus May 20, 2010

Widower's peak 

When an older guy's hairline starts to recede, giving the illusion of a widow's peak.

Larry: Is that Brad? I didn't know he had a widow's peak.
John: Nah, that's not his natural hair line, his temples are just balding. That's a widower's peak.

Widower's peak by dinomoo January 19, 2020