absolutely nothing, none of something.

One instance of an event (such as the arrival of a single bird) does not necessarily indicate a trend.

To be extremely surprised by an event.

(idiomatic, of the technique for committing suicide) Along the radial artery rather than across the wrist from side to side.

A signal phrase that one does not wish to offend when discussing a potentially contentious issue involving personal beliefs.

(derogatory) Of a supposedly scientific argument or explanation: unable to be meaningfully discussed because it is based on fundamentally invalid reasoning or speculative premises that cannot be proven or falsified.

Be unable to identify because one is trying too hard.

have a very poor aim, such as while using firearms or in sports.

(motorcycling) When choosing clothing for riding a motorcycle, priority should be given to protective gear that helps one survive an accident.

If (something) were not (or had not been) there; in the absence of (something); without.