to draw in through the nose by inhaling.

to perceive by or as by smelling; sniff.

to examine by smelling, as an animal does.

to draw air into the nostrils by inhaling, as to smell something; snuffle

After snuffing around, he found the gas leak.

to draw powdered tobacco into the nostrils; take snuff.

Obsolete . to express disdain, contempt, displeasure, etc., by sniffing (often fol. by at ).

an act of snuffing; an inhalation through the nose; a sniff.

smell, scent, or odor.

a preparation of tobacco, either powdered and taken into the nostrils by inhalation or ground and placed between the cheek and gum.

a pinch of such tobacco. ?

up to snuff

Informal .

British . not easily imposed upon; shrewd; sharp.

up to a certain standard; satisfactory

His performance wasn't up to snuff.

verb

nose , scent , sniff , whiff , destroy , detect , extinguish , inhale , odor , smell , snort

phrasal verb

douse , put out , quench , abolish , blot out , clear , eradicate , erase , exterminate , extinguish , extirpate , kill , liquidate , obliterate , remove , root , rub out , stamp out , uproot , wipe out