To hunt snipe.
To shoot at individuals from a concealed place.
(by extension) To shoot with a sniper rifle.
To watch a timed online auction and place a winning bid against (the current high bidder) at the last possible moment.
To nose (a log) to make it drag or slip easily in skidding.
(ice hockey slang) To score a goal.
To move the ball quickly in a different direction.
To make malicious, underhand remarks or attacks.
To attach a note or sticker to (an existing poster) to provide further information, political criticism, etc.
A shooting from a concealed place.