learn the ins outs (verb) learn the ropes: learn something new
Sinonime: angular, aslant, at right angles, athwart,
awry, contrariwise, crisscross, cross, crossing, diagonally, from side to side, horizontally, longways, on the bias,
over,
perpendicular, sideways,
thwart, transversal, transverse, transversely,
traverse, vertically