have (someone) in (your) sights

to intend to attack or defeat someone.

He's trying to build up his media empire and he has the owners of rival newspapers in his sights.

• on the off-chance
• on the off chance
• on the one hand
• on the one hand...on the other hand
• on the other
• on the other hand
• on the part of
• on the part of someone
• on the prowl
• on the quiet
• on the rack
• on the rebound
• on the receiving end
• on the record
• on the right track
• on the road
• on the road to
• on the road to something
• on the rocks
• on the ropes
• Watch your step.
• water down
• water down something
• water under the bridge
• wave a magic wand