a small sharp-pointed tip resembling a spike on a stem or leaf

[ Syn: spine , thorn , prickle , pricker , spikelet ]

an adhesive label

[ Syn: gummed label , paster ]

a particularly difficult or baffling question or problem

[ Syn: poser , stumper , toughie ]

a short knife with a pointed blade used for piercing or stabbing

[ Syn: dagger ]