1. knock out

eliminate

Example Sentences:
'knock out a target'

2. kayo, knock cold, knock out

knock unconscious or senseless

Example Sentences:
'the boxing champion knocked out his opponent in a few seconds'

• kayo
• knock cold

3. knock out

destroy or break forcefully

Example Sentences:
'The windows were knocked out'

4. knock out

overwhelm with admiration

Example Sentences:
'All the guys were knocked out by her charm'

5. knock out

empty (as of tobacco) by knocking out

Example Sentences:
'knocked out a pipe'