This is the 4656th most frequent Polish word.
mł
"Mł" is not an independent word in Polish; it is a fragment often associated with longer words like "młody" (young) or "młot" (hammer).
Adjective describing the tree as young.
Znaleźliśmy młode drzewo w ogrodzie.
We have found a young tree in the garden.
Verb in the past tense (third person) meaning 'to thresh'.
Mój przyjaciel młocił ściernisko przed zimą.
My friend was threshing the stubble field before winter.
Abbreviation or contraction of 'młody' (meaning young).