Definitions
1.VerbUsed with the adverb sense of about.
To circulate or spread (news, a rumour, etc.)
2.VerbTo circulate or spread (news, a rumour, etc.)
3.VerbUsed with the preposition sense of about.
To plant trees or other vegetation in (a place).
To encircle or surround (something) with other things.
To attack (someone); to set upon."Two youths set about him.; He set about designing his homepage."
4.VerbTo plant trees or other vegetation in (a place).
To encircle or surround (something) with other things.
To attack (someone); to set upon."Two youths set about him."
5.VerbTo plant trees or other vegetation in (a place).
6.VerbTo encircle or surround (something) with other things.
7.VerbTo attack (someone); to set upon."Two youths set about him."
8.VerbTo start doing or to devote oneself to some task; to set upon."He set about designing his homepage."