I have heard uptrends defined in the following ways:
1) a series of HH/HLs (some people say H/HL, some people say HH/HL, some people say HL/HH/HL, some people say HH/HL/HH/HL)
2) Anchor R becoming S
3) Trendlines
4) the slope of a MA
I have been unable to fine one that...