a answer to a question, when trying to use a more creative word than cool
basically means cool, great, super
something on top of a banana
Man 1 "hey i got A+ in my exam today"
Man 2 "wow, topbanana"
British slang meaning great. Similar to 'wicked'. A cool/fun/easy-going/nice etc person could be described as a top banana. Also if something's good.
Jamie T lyric: acts like a twat but she's a top banana
(See also, TB) Where the male figure enters the penis into the woman's vagina, and then later inserts his hand and bends the penis upwards, thus like a banana.
My boyfriend gave me a Top Banana last night, it felt so good!
1) Cult Activity involving copious amounts of alcohol and cheesy music, frequented by Warwick University Students and the Hardest of Hard-Core Teeny Boppers.
2) Form of self-inflicted torture involving agonisingly loud, irritating noise, nausea and drunken revelry.
AKA: Top B; Weekly Cheese Festival; Another shite monday nite.
Third Place spend (another) night of torment at the hands of the brutal Top Banana