THEME: last word of a well-known phrase can precede DETECTOR
GOOD ONES: Device for exposing {theme} DETECTOR
General organization? ARMY
Word before base or ball AIR [in basketball an air ball misses completely the basket and backboard]
Song and dance ARTS ["Don't give me that song and dance!"]
BTW: IM guffaw LOL [in NY City it meant an ironic "lots of luck"]
Inducing the willies EERIE [can't remember the last time I heard "the willies"]
Kitched dweller of song DINAH [can't remember the last time I heard "Someone's in the Kitchen with Dinah"]
Unit between levels
STAIR STEP [not buying this term as a phrase]
Spanish 101 verb
ESTA [good clue if we were in the class --- less so if you took German, or French, or Mandarin]
RATING:
Three grins = Loved it; Two grins = Enjoyed it; One grin = A bit bland for my taste; One teardrop = Not much fun