Something which has mutated, which has one or more new characteristics from a mutation.
Your plaid fish are mutants.
Someone or something that seems strange, abnormal, or bizarre.
Your neighbor seems to be a mutant; he’s so cringy!
Of, relating to, undergoing (i.e. mutating), or resulting from change or mutation; that has undergone mutation.
Your mutant fish are dying.
Strange, abnormal, or bizarre.
Your mutant brother just growled at me again!
An object in a program that serves as a lock, used to negotiate mutual exclusion among threads.