Air

1. mean sum, quantity; 2. ordinary, not extreme; 3. average

pretence of playing an imaginary guitar: "alone in his room playing air guitar"

flight attendant, aerial waitress and lifejacket demonstrator

formalised kiss in which the cheeks sometimes touch but never the lips

twitching of the upheld pointer and index fingers of both hands to mark out a spoken word as a quotation or otherwise distance oneself from the word

come and have a look at it

sport: to become airborne

empty, pretentious talk or writing

crazy; very angry