lesbian vibes; lesbian tendencies
Colloquial and somewhat sensitive; used to describe someone who seems to have lesbian inclinations or gives off a lesbian aura. Often used in casual conversation or online.
That girl has a bit of a lesbian vibe, doesn't she?
I only recently noticed her lesbian tendencies.
Combination of レズ (from 'lesbian') and っ気 (け), a suffix meaning 'a touch of' or 'tendency toward'. The suffix っ気 is also seen in words like 飽きっぽい (easily bored) and 忘れっぽい (forgetful).