knockers
Knockers (noun) means Vulgar slang for a woman's breasts. Example: “The comment about her knockers was completely out of line.”
How to use knockers
Learner’s notesIn plain EnglishCrude slang for breasts.
Vulgar and often considered disrespectful — avoid in professional settings.
Fill the gap
Can you complete this real example?
The comment about her _____ was completely out of line.
Etymology
From knock plus -er, in use with this slang meaning since around the 1940s.