1) American romance novel 2) Did a somersault 3) Threw a coin 4) Went ape 1) Gone ape 2) Had a fit 3) Leafed 4) Lost it 5) Resold 6) Shied 7) Tossedup 8) Went ape 9) Went wild 
• (imp. & p. p.) of Flip
when the opposite occurs of what is intended in a drilling fluid. In an invert water-in-oil emulsion, the emulsion is said to be flipped when the continuous and dispersed phases reverse.