WTF!?

wtf...what are the meaning for that? what the fuck is the one we all know...but there is also walter take five. or why talk fast? or when time's free. there are many reasons for lol too. like lots of love, lonely o'lot. or lovein on (the) lake. same with the acronym ttfn, time to fall (in) love, tomorrow the fairys nit. gtg or ganstas take grapes...lol jj (or jamin jaguires) lol.